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10250442031 = 191063507523
BaseRepresentation
bin10011000101111100…
…10101010100101111
3222110101000102000011
421202332111110233
5131443103121111
64413050314051
7512005214434
oct114276252457
928411012004
1010250442031
11439011a8a5
121ba0a28927
13c7485611b
146d3515b8b
153eed7d021
hex262f9552f

10250442031 has 8 divisors (see below), whose sum is σ = 10800110720. Its totient is φ = 9701790552.

The previous prime is 10250442029. The next prime is 10250442053. The reversal of 10250442031 is 13024405201.

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 10250442031 - 21 = 10250442029 is a prime.

It is a super-2 number, since 2×102504420312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10250441993 and 10250442011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10250442061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233565 + ... + 273958.

It is an arithmetic number, because the mean of its divisors is an integer number (1350013840).

Almost surely, 210250442031 is an apocalyptic number.

10250442031 is a deficient number, since it is larger than the sum of its proper divisors (549668689).

10250442031 is a wasteful number, since it uses less digits than its factorization.

10250442031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508605.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 10250442031 its reverse (13024405201), we get a palindrome (23274847232).

The spelling of 10250442031 in words is "ten billion, two hundred fifty million, four hundred forty-two thousand, thirty-one".

Divisors: 1 19 1063 20197 507523 9642937 539496949 10250442031