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10052005251 = 38340369499
BaseRepresentation
bin10010101110010010…
…10110110110000011
3221221112121202220210
421113021112312003
5131041303132001
64341241205203
7504045430521
oct112711266603
927845552823
1010052005251
114299105362
121b46490803
13c426c8502
146b501d311
153dc731dd6
hex257256d83

10052005251 has 8 divisors (see below), whose sum is σ = 13564152000. Its totient is φ = 6620597672.

The previous prime is 10052005241. The next prime is 10052005253. The reversal of 10052005251 is 15250025001.

10052005251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10052005251 - 219 = 10051480963 is a prime.

It is a super-2 number, since 2×100520052512 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10052005253) 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 7 ways as a sum of consecutive naturals, for example, 20184501 + ... + 20184998.

It is an arithmetic number, because the mean of its divisors is an integer number (1695519000).

Almost surely, 210052005251 is an apocalyptic number.

10052005251 is a deficient number, since it is larger than the sum of its proper divisors (3512146749).

10052005251 is an equidigital number, since it uses as much as digits as its factorization.

10052005251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40369585.

The product of its (nonzero) digits is 500, while the sum is 21.

The spelling of 10052005251 in words is "ten billion, fifty-two million, five thousand, two hundred fifty-one".

Divisors: 1 3 83 249 40369499 121108497 3350668417 10052005251