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10025300031 = 322129151013
BaseRepresentation
bin10010101011000110…
…11111000000111111
3221212200101000020120
421111203133000333
5131012434100111
64334444550023
7503302433655
oct112543370077
927780330216
1010025300031
11428502532a
121b39552313
13c3a0080c6
146b166add5
153da209406
hex2558df03f

10025300031 has 8 divisors (see below), whose sum is σ = 13367759280. Its totient is φ = 6683187072.

The previous prime is 10025300009. The next prime is 10025300071. The reversal of 10025300031 is 13000352001.

It is a happy number.

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

It is not a de Polignac number, because 10025300031 - 29 = 10025299519 is a prime.

It is a super-2 number, since 2×100253000312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10025300071) 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, 9120 + ... + 141893.

It is an arithmetic number, because the mean of its divisors is an integer number (1670969910).

Almost surely, 210025300031 is an apocalyptic number.

10025300031 is a deficient number, since it is larger than the sum of its proper divisors (3342459249).

10025300031 is a wasteful number, since it uses less digits than its factorization.

10025300031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173145.

The product of its (nonzero) digits is 90, while the sum is 15.

Adding to 10025300031 its reverse (13000352001), we get a palindrome (23025652032).

The spelling of 10025300031 in words is "ten billion, twenty-five million, three hundred thousand, thirty-one".

Divisors: 1 3 22129 66387 151013 453039 3341766677 10025300031