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32002230013 = 132461710001
BaseRepresentation
bin11101110011011110…
…110100011011111101
310001121021211201121021
4131303132310123331
51011020032330023
622411314504141
72212021316065
oct356336643375
9101537751537
1032002230013
1112632474086
126251595051
1330301404a0
1417983243a5
15c747cc35d
hex7737b46fd

32002230013 has 4 divisors (see below), whose sum is σ = 34463940028. Its totient is φ = 29540520000.

The previous prime is 32002229957. The next prime is 32002230041. The reversal of 32002230013 is 31003220023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31003220023 = 157197472739.

It can be written as a sum of positive squares in 2 ways, for example, as 7132309209 + 24869920804 = 84453^2 + 157702^2 .

It is a cyclic number.

It is not a de Polignac number, because 32002230013 - 233 = 23412295421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32002230313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1230854988 + ... + 1230855013.

It is an arithmetic number, because the mean of its divisors is an integer number (8615985007).

Almost surely, 232002230013 is an apocalyptic number.

It is an amenable number.

32002230013 is a deficient number, since it is larger than the sum of its proper divisors (2461710015).

32002230013 is a wasteful number, since it uses less digits than its factorization.

32002230013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461710014.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 32002230013 its reverse (31003220023), we get a palindrome (63005450036).

The spelling of 32002230013 in words is "thirty-two billion, two million, two hundred thirty thousand, thirteen".

Divisors: 1 13 2461710001 32002230013