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10232310221 = 75327580351
BaseRepresentation
bin10011000011110010…
…01010100111001101
3222102002220012211122
421201321022213031
5131423432411341
64411201530325
7511365126140
oct114171124715
928362805748
1010232310221
114380966131
121b969439a5
13c70b78143
146d0d56057
153ed49a94b
hex261e4a9cd

10232310221 has 8 divisors (see below), whose sum is σ = 11914712064. Its totient is φ = 8605069200.

The previous prime is 10232310211. The next prime is 10232310239. The reversal of 10232310221 is 12201323201.

10232310221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2k-10232310221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10232310221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10232310211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13789805 + ... + 13790546.

It is an arithmetic number, because the mean of its divisors is an integer number (1489339008).

Almost surely, 210232310221 is an apocalyptic number.

It is an amenable number.

10232310221 is a deficient number, since it is larger than the sum of its proper divisors (1682401843).

10232310221 is an equidigital number, since it uses as much as digits as its factorization.

10232310221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27580411.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10232310221 its reverse (12201323201), we get a palindrome (22433633422).

The spelling of 10232310221 in words is "ten billion, two hundred thirty-two million, three hundred ten thousand, two hundred twenty-one".

Divisors: 1 7 53 371 27580351 193062457 1461758603 10232310221