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10252127959 = 12780725417
BaseRepresentation
bin10011000110001001…
…10000111011010111
3222110111012001122221
421203010300323113
5131444021043314
64413150403211
7512025435613
oct114304607327
928414161587
1010252127959
114391071527
121ba1500507
13c74cc6608
146d3834343
154000b2824
hex263130ed7

10252127959 has 4 divisors (see below), whose sum is σ = 10332853504. Its totient is φ = 10171402416.

The previous prime is 10252127923. The next prime is 10252128013. The reversal of 10252127959 is 95972125201.

10252127959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10252127959 - 29 = 10252127447 is a prime.

It is a super-2 number, since 2×102521279592 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10252127059) 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 3 ways as a sum of consecutive naturals, for example, 40362582 + ... + 40362835.

It is an arithmetic number, because the mean of its divisors is an integer number (2583213376).

Almost surely, 210252127959 is an apocalyptic number.

10252127959 is a deficient number, since it is larger than the sum of its proper divisors (80725545).

10252127959 is an equidigital number, since it uses as much as digits as its factorization.

10252127959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80725544.

The product of its (nonzero) digits is 113400, while the sum is 43.

The spelling of 10252127959 in words is "ten billion, two hundred fifty-two million, one hundred twenty-seven thousand, nine hundred fifty-nine".

Divisors: 1 127 80725417 10252127959