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231310230310 = 25107741214691
BaseRepresentation
bin1101011101101100101…
…0100000001100100110
3211010001102000011222001
43113123022200030212
512242210404332220
6254132404555514
722466040342205
oct3273312401446
9733042004861
10231310230310
118a10965a6a5
12389b53b2b9a
1318a73c91883
14b2a455123c
15603c10e80a
hex35db2a0326

231310230310 has 16 divisors (see below), whose sum is σ = 416364218352. Its totient is φ = 92522802400.

The previous prime is 231310230301. The next prime is 231310230311. The reversal of 231310230310 is 13032013132.

It is a super-2 number, since 2×2313102303102 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231310230311) 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, 970065 + ... + 1184755.

It is an arithmetic number, because the mean of its divisors is an integer number (26022763647).

Almost surely, 2231310230310 is an apocalyptic number.

231310230310 is a deficient number, since it is larger than the sum of its proper divisors (185053988042).

231310230310 is a wasteful number, since it uses less digits than its factorization.

231310230310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322439.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 231310230310 its reverse (13032013132), we get a palindrome (244342243442).

The spelling of 231310230310 in words is "two hundred thirty-one billion, three hundred ten million, two hundred thirty thousand, three hundred ten".

Divisors: 1 2 5 10 107741 214691 215482 429382 538705 1073455 1077410 2146910 23131023031 46262046062 115655115155 231310230310