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15104971253 = 194185922573
BaseRepresentation
bin11100001000101001…
…11001000111110101
31102222200200001011202
432010110321013311
5221413333040003
610534503542245
71043213065031
oct160424710765
942880601152
1015104971253
1164513a9519
122b1675a985
131569510518
14a3414b1c1
155d614c088
hex3845391f5

15104971253 has 16 divisors (see below), whose sum is σ = 16307457600. Its totient is φ = 13944078720.

The previous prime is 15104971237. The next prime is 15104971267. The reversal of 15104971253 is 35217940151.

15104971253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15104971253 - 24 = 15104971237 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 (15104971213) 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, 657875 + ... + 680447.

It is an arithmetic number, because the mean of its divisors is an integer number (1019216100).

Almost surely, 215104971253 is an apocalyptic number.

It is an amenable number.

15104971253 is a deficient number, since it is larger than the sum of its proper divisors (1202486347).

15104971253 is a wasteful number, since it uses less digits than its factorization.

15104971253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23492.

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 15104971253 in words is "fifteen billion, one hundred four million, nine hundred seventy-one thousand, two hundred fifty-three".

Divisors: 1 19 41 779 859 16321 22573 35219 428887 669161 925493 17584367 19390207 368413933 794998487 15104971253