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10072558208 = 271720032311
BaseRepresentation
bin10010110000101111…
…10000101010000000
3221222222021222021102
421120113300222000
5131112033330313
64343253513532
7504415221626
oct113027605200
927888258242
1010072558208
1142a9773079
121b513428a8
13c46a4351b
146b7a4d516
153de441a58
hex2585f0a80

10072558208 has 64 divisors (see below), whose sum is σ = 21266608320. Its totient is φ = 4735610880.

The previous prime is 10072558201. The next prime is 10072558213. The reversal of 10072558208 is 80285527001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (10072558201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4357373 + ... + 4359683.

It is an arithmetic number, because the mean of its divisors is an integer number (332290755).

Almost surely, 210072558208 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 10072558208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10633304160).

10072558208 is an abundant number, since it is smaller than the sum of its proper divisors (11194050112).

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

10072558208 is a wasteful number, since it uses less digits than its factorization.

10072558208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4345 (or 4333 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 38.

The spelling of 10072558208 in words is "ten billion, seventy-two million, five hundred fifty-eight thousand, two hundred eight".

Divisors: 1 2 4 8 16 17 32 34 64 68 128 136 272 544 1088 2003 2176 2311 4006 4622 8012 9244 16024 18488 32048 34051 36976 39287 64096 68102 73952 78574 128192 136204 147904 157148 256384 272408 295808 314296 544816 628592 1089632 1257184 2179264 2514368 4358528 4628933 5028736 9257866 18515732 37031464 74062928 78691861 148125856 157383722 296251712 314767444 592503424 629534888 1259069776 2518139552 5036279104 10072558208