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10275161531 = 61448137591
BaseRepresentation
bin10011001000111001…
…01000010110111011
3222112002112021210012
421210130220112323
5132020420132111
64415332212135
7512425301105
oct114434502673
928462467705
1010275161531
1143a3073a38
121ba916a04b
13c799cc74b
146d690c575
1540211248b
hex2647285bb

10275161531 has 8 divisors (see below), whose sum is σ = 10446215328. Its totient is φ = 10104192000.

The previous prime is 10275161527. The next prime is 10275161537. The reversal of 10275161531 is 13516157201.

10275161531 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 10275161531 - 22 = 10275161527 is a prime.

It is a super-2 number, since 2×102751615312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10275161537) 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, 254546 + ... + 292136.

It is an arithmetic number, because the mean of its divisors is an integer number (1305776916).

Almost surely, 210275161531 is an apocalyptic number.

10275161531 is a deficient number, since it is larger than the sum of its proper divisors (171053797).

10275161531 is an equidigital number, since it uses as much as digits as its factorization.

10275161531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42133.

The product of its (nonzero) digits is 6300, while the sum is 32.

The spelling of 10275161531 in words is "ten billion, two hundred seventy-five million, one hundred sixty-one thousand, five hundred thirty-one".

Divisors: 1 61 4481 37591 273341 2293051 168445271 10275161531