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120213131262 = 23713553211187
BaseRepresentation
bin110111111110101000…
…0101100111111111110
3102111021212012210121220
41233331100230333332
53432144030200022
6131120344334210
711453664520230
oct1577520547776
9374255183556
10120213131262
1146a891a6864
121b36b174366
13b44a3bb543
145b65786250
1531d8a5585c
hex1bfd42cffe

120213131262 has 32 divisors (see below), whose sum is σ = 274794446592. Its totient is φ = 34343912064.

The previous prime is 120213131261. The next prime is 120213131273. The reversal of 120213131262 is 262131312021.

120213131262 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120213131261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463633 + ... + 674819.

It is an arithmetic number, because the mean of its divisors is an integer number (8587326456).

Almost surely, 2120213131262 is an apocalyptic number.

120213131262 is an abundant number, since it is smaller than the sum of its proper divisors (154581315330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120213131262 is a wasteful number, since it uses less digits than its factorization.

120213131262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224752.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 120213131262 its reverse (262131312021), we get a palindrome (382344443283).

The spelling of 120213131262 in words is "one hundred twenty billion, two hundred thirteen million, one hundred thirty-one thousand, two hundred sixty-two".

Divisors: 1 2 3 6 7 14 21 42 13553 27106 40659 81318 94871 189742 211187 284613 422374 569226 633561 1267122 1478309 2956618 4434927 8869854 2862217411 5724434822 8586652233 17173304466 20035521877 40071043754 60106565631 120213131262