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131032010032 = 247111723926177
BaseRepresentation
bin111101000001000011…
…1011100110100110000
3110112012211211210020121
41322002013130310300
54121323143310112
6140110102420024
712316044464650
oct1720207346460
9415184753217
10131032010032
1150630176590
122148a431614
13c48293b861
1464b058a360
15361d769407
hex1e821dcd30

131032010032 has 160 divisors (see below), whose sum is σ = 336552744960. Its totient is φ = 47845539840.

The previous prime is 131032010027. The next prime is 131032010033. The reversal of 131032010032 is 230010230131.

It is a super-2 number, since 2×1310320100322 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 131032009988 and 131032010015.

It is not an unprimeable number, because it can be changed into a prime (131032010033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4992528 + ... + 5018704.

It is an arithmetic number, because the mean of its divisors is an integer number (2103454656).

Almost surely, 2131032010032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131032010032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168276372480).

131032010032 is an abundant number, since it is smaller than the sum of its proper divisors (205520734928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131032010032 is a wasteful number, since it uses less digits than its factorization.

131032010032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26459 (or 26453 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 131032010032 its reverse (230010230131), we get a palindrome (361042240163).

The spelling of 131032010032 in words is "one hundred thirty-one billion, thirty-two million, ten thousand, thirty-two".

Divisors: 1 2 4 7 8 11 14 16 17 22 28 34 44 56 68 77 88 112 119 136 154 176 187 238 239 272 308 374 476 478 616 748 952 956 1232 1309 1496 1673 1904 1912 2618 2629 2992 3346 3824 4063 5236 5258 6692 8126 10472 10516 13384 16252 18403 20944 21032 26177 26768 28441 32504 36806 42064 44693 52354 56882 65008 73612 89386 104708 113764 147224 178772 183239 209416 227528 287947 294448 312851 357544 366478 418832 445009 455056 575894 625702 715088 732956 890018 1151788 1251404 1465912 1780036 2015629 2303576 2502808 2931824 3115063 3560072 4031258 4607152 4895099 5005616 6230126 6256303 7120144 8062516 9790198 12460252 12512606 16125032 19580396 24920504 25025212 32250064 34265693 39160792 43794121 49841008 50050424 68531386 68819333 78321584 87588242 100100848 106357151 137062772 137638666 175176484 212714302 274125544 275277332 350352968 425428604 481735331 548251088 550554664 700705936 744500057 850857208 963470662 1101109328 1169928661 1489000114 1701714416 1926941324 2339857322 2978000228 3853882648 4679714644 5956000456 7707765296 8189500627 9359429288 11912000912 16379001254 18718858576 32758002508 65516005016 131032010032