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12382523032 = 2311241758217
BaseRepresentation
bin10111000100000111…
…00100111010011000
31011221221220100022011
423202003210322120
5200324411214112
65404412235304
7615564465145
oct134203447230
934857810264
1012382523032
11528467a910
122496a6bb34
131224497209
148567533cc
154c7130aa7
hex2e20e4e98

12382523032 has 32 divisors (see below), whose sum is σ = 25338802320. Its totient is φ = 5625994240.

The previous prime is 12382523029. The next prime is 12382523033. The reversal of 12382523032 is 23032528321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12382522985 and 12382523003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12382523033) 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, 183588 + ... + 241804.

Almost surely, 212382523032 is an apocalyptic number.

It is an amenable number.

12382523032 is an abundant number, since it is smaller than the sum of its proper divisors (12956279288).

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

12382523032 is a wasteful number, since it uses less digits than its factorization.

12382523032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60651 (or 60647 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 12382523032 in words is "twelve billion, three hundred eighty-two million, five hundred twenty-three thousand, thirty-two".

Divisors: 1 2 4 8 11 22 44 88 2417 4834 9668 19336 26587 53174 58217 106348 116434 212696 232868 465736 640387 1280774 2561548 5123096 140710489 281420978 562841956 1125683912 1547815379 3095630758 6191261516 12382523032