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345186134436 = 2231113201157421
BaseRepresentation
bin1010000010111101011…
…00100110100110100100
31012222222121121111020210
411001132230212212210
521123420122300221
6422324252455420
733640014505533
oct5013654464644
91188877544223
10345186134436
11123435634960
1256a9617a570
1326721480b70
14129c83c431a
158ea4618276
hex505eb269a4

345186134436 has 48 divisors (see below), whose sum is σ = 946244513088. Its totient is φ = 96555561600.

The previous prime is 345186134431. The next prime is 345186134483. The reversal of 345186134436 is 634431681543.

It is not an unprimeable number, because it can be changed into a prime (345186134431) 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, 100576995 + ... + 100580426.

It is an arithmetic number, because the mean of its divisors is an integer number (19713427356).

Almost surely, 2345186134436 is an apocalyptic number.

It is an amenable number.

345186134436 is an abundant number, since it is smaller than the sum of its proper divisors (601058378652).

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

345186134436 is a wasteful number, since it uses less digits than its factorization.

345186134436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201157452 (or 201157450 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The spelling of 345186134436 in words is "three hundred forty-five billion, one hundred eighty-six million, one hundred thirty-four thousand, four hundred thirty-six".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 132 143 156 286 429 572 858 1716 201157421 402314842 603472263 804629684 1206944526 2212731631 2413889052 2615046473 4425463262 5230092946 6638194893 7845139419 8850926524 10460185892 13276389786 15690278838 26552779572 28765511203 31380557676 57531022406 86296533609 115062044812 172593067218 345186134436