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15230614308 = 22371313947449
BaseRepresentation
bin11100010111101000…
…01011101100100100
31110022110002101001020
432023310023230210
5222143014124213
610555152531140
71046300041230
oct161364135444
943273071036
1015230614308
116506314a58
122b50850ab0
131589561b20
14a46ad55c0
155e21b9923
hex38bd0bb24

15230614308 has 48 divisors (see below), whose sum is σ = 43739203200. Its totient is φ = 4016865024.

The previous prime is 15230614307. The next prime is 15230614331. The reversal of 15230614308 is 80341603251.

15230614308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×152306143082 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15230614307) 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 15 ways as a sum of consecutive naturals, for example, 6972633 + ... + 6974816.

It is an arithmetic number, because the mean of its divisors is an integer number (911233400).

Almost surely, 215230614308 is an apocalyptic number.

It is an amenable number.

15230614308 is an abundant number, since it is smaller than the sum of its proper divisors (28508588892).

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

15230614308 is a wasteful number, since it uses less digits than its factorization.

15230614308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13947476 (or 13947474 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 15230614308 in words is "fifteen billion, two hundred thirty million, six hundred fourteen thousand, three hundred eight".

Divisors: 1 2 3 4 6 7 12 13 14 21 26 28 39 42 52 78 84 91 156 182 273 364 546 1092 13947449 27894898 41842347 55789796 83684694 97632143 167369388 181316837 195264286 292896429 362633674 390528572 543950511 585792858 725267348 1087901022 1171585716 1269217859 2175802044 2538435718 3807653577 5076871436 7615307154 15230614308