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10032312031 = 72881349741
BaseRepresentation
bin10010101011111100…
…01110111011011111
3221220011120020220021
421111332032323133
5131021232441111
64335255133011
7503416150060
oct112576167337
927804506807
1010032312031
114288a84575
121b3b974167
13c3b5c1911
146b2574567
153dab41d71
hex255f8eedf

10032312031 has 8 divisors (see below), whose sum is σ = 11466127904. Its totient is φ = 8598653280.

The previous prime is 10032312019. The next prime is 10032312047. The reversal of 10032312031 is 13021323001.

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

It is not a de Polignac number, because 10032312031 - 27 = 10032311903 is a prime.

It is a super-2 number, since 2×100323120312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10032311996 and 10032312014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10032312061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176821 + ... + 226561.

It is an arithmetic number, because the mean of its divisors is an integer number (1433265988).

Almost surely, 210032312031 is an apocalyptic number.

10032312031 is a deficient number, since it is larger than the sum of its proper divisors (1433815873).

10032312031 is an equidigital number, since it uses as much as digits as its factorization.

10032312031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78561.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10032312031 its reverse (13021323001), we get a palindrome (23053635032).

The spelling of 10032312031 in words is "ten billion, thirty-two million, three hundred twelve thousand, thirty-one".

Divisors: 1 7 28813 49741 201691 348187 1433187433 10032312031