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130123003320 = 23325361452787
BaseRepresentation
bin111100100101111101…
…1110111010110111000
3110102212111101110110100
41321023323313112320
54112442442101240
6135435551315400
712254366164422
oct1711373672670
9412774343410
10130123003320
1150204052372
1221275b1bb60
13c36951076b
146425967812
1535b8a5de30
hex1e4bef75b8

130123003320 has 48 divisors (see below), whose sum is σ = 422899761960. Its totient is φ = 34699467456.

The previous prime is 130123003291. The next prime is 130123003327. The reversal of 130123003320 is 23300321031.

130123003320 is a `hidden beast` number, since 1 + 30 + 1 + 2 + 300 + 332 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 130123003293 and 130123003302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130123003327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180726034 + ... + 180726753.

Almost surely, 2130123003320 is an apocalyptic number.

130123003320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130123003320 is an abundant number, since it is smaller than the sum of its proper divisors (292776758640).

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

130123003320 is a wasteful number, since it uses less digits than its factorization.

130123003320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361452804 (or 361452797 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 130123003320 its reverse (23300321031), we get a palindrome (153423324351).

The spelling of 130123003320 in words is "one hundred thirty billion, one hundred twenty-three million, three thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 361452787 722905574 1084358361 1445811148 1807263935 2168716722 2891622296 3253075083 3614527870 4337433444 5421791805 6506150166 7229055740 8674866888 10843583610 13012300332 14458111480 16265375415 21687167220 26024600664 32530750830 43374334440 65061501660 130123003320