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25052072152 = 2313123904649
BaseRepresentation
bin10111010101001110…
…000100100011011000
32101122220220010101011
4113111032010203120
5402301312302102
615301520503304
71544546046142
oct272516044330
971586803334
1025052072152
11a696272668
124a31a7ab34
132493268b43
1412d925dc92
159b955b2d7
hex5d53848d8

25052072152 has 16 divisors (see below), whose sum is σ = 47331207000. Its totient is φ = 12430416960.

The previous prime is 25052072119. The next prime is 25052072161. The reversal of 25052072152 is 25127025052.

It is a super-2 number, since 2×250520721522 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11951277 + ... + 11953372.

Almost surely, 225052072152 is an apocalyptic number.

It is an amenable number.

25052072152 is a deficient number, since it is larger than the sum of its proper divisors (22279134848).

25052072152 is a wasteful number, since it uses less digits than its factorization.

25052072152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23904786 (or 23904782 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 31.

The spelling of 25052072152 in words is "twenty-five billion, fifty-two million, seventy-two thousand, one hundred fifty-two".

Divisors: 1 2 4 8 131 262 524 1048 23904649 47809298 95618596 191237192 3131509019 6263018038 12526036076 25052072152