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231242310310 = 25118677242273
BaseRepresentation
bin1101011101011100011…
…1011010001010100110
3211002212200012111020111
43113113013122022212
512242041012412220
6254121541123234
722464254130544
oct3272707321246
9732780174214
10231242310310
118a08428a370
12389966b951a
1318a62ba0a1b
14b299510d94
15603619515a
hex35d71da2a6

231242310310 has 32 divisors (see below), whose sum is σ = 454130014752. Its totient is φ = 84078074880.

The previous prime is 231242310281. The next prime is 231242310349. The reversal of 231242310310 is 13013242132.

It is a super-2 number, since 2×2312423103102 (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 833334 + ... + 1075606.

It is an arithmetic number, because the mean of its divisors is an integer number (14191562961).

Almost surely, 2231242310310 is an apocalyptic number.

231242310310 is a deficient number, since it is larger than the sum of its proper divisors (222887704442).

231242310310 is a wasteful number, since it uses less digits than its factorization.

231242310310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250968.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 231242310310 its reverse (13013242132), we get a palindrome (244255552442).

The spelling of 231242310310 in words is "two hundred thirty-one billion, two hundred forty-two million, three hundred ten thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 55 110 8677 17354 43385 86770 95447 190894 242273 477235 484546 954470 1211365 2422730 2665003 5330006 13325015 26650030 2102202821 4204405642 10511014105 21022028210 23124231031 46248462062 115621155155 231242310310