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10230013031 = 72663548791
BaseRepresentation
bin10011000011100000…
…11001110001100111
3222101221120111200112
421201300121301213
5131422340404111
64411040403235
7511336450610
oct114160316147
928357514615
1010230013031
11437a637227
121b9601651b
13c70552664
146d0918c07
153ed194e8b
hex261c19c67

10230013031 has 8 divisors (see below), whose sum is σ = 11695855104. Its totient is φ = 8765273880.

The previous prime is 10230012983. The next prime is 10230013037. The reversal of 10230013031 is 13031003201.

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 10230013031 - 26 = 10230012967 is a prime.

It is a super-2 number, since 2×102300130312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10230012997 and 10230013015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10230013037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255755 + ... + 293036.

It is an arithmetic number, because the mean of its divisors is an integer number (1461981888).

Almost surely, 210230013031 is an apocalyptic number.

10230013031 is a deficient number, since it is larger than the sum of its proper divisors (1465842073).

10230013031 is an equidigital number, since it uses as much as digits as its factorization.

10230013031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551461.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 10230013031 its reverse (13031003201), we get a palindrome (23261016232).

The spelling of 10230013031 in words is "ten billion, two hundred thirty million, thirteen thousand, thirty-one".

Divisors: 1 7 2663 18641 548791 3841537 1461430433 10230013031