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15130657015 = 541255128933
BaseRepresentation
bin11100001011101101…
…11000000011110111
31110001111000000102021
432011312320003313
5221441422011030
610541222254011
71043644314445
oct160566700367
943044000367
1015130657015
116464952621
122b23287307
1315719348b6
14a37715b95
155d852297a
hex385db80f7

15130657015 has 16 divisors (see below), whose sum is σ = 18607571136. Its totient is φ = 11804256000.

The previous prime is 15130657013. The next prime is 15130657037. The reversal of 15130657015 is 51075603151.

It is not a de Polignac number, because 15130657015 - 21 = 15130657013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15130657013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508489 + ... + 537421.

It is an arithmetic number, because the mean of its divisors is an integer number (1162973196).

Almost surely, 215130657015 is an apocalyptic number.

15130657015 is a deficient number, since it is larger than the sum of its proper divisors (3476914121).

15130657015 is a wasteful number, since it uses less digits than its factorization.

15130657015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31530.

The product of its (nonzero) digits is 15750, while the sum is 34.

The spelling of 15130657015 in words is "fifteen billion, one hundred thirty million, six hundred fifty-seven thousand, fifteen".

Divisors: 1 5 41 205 2551 12755 28933 104591 144665 522955 1186253 5931265 73808083 369040415 3026131403 15130657015