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1379248344 = 23337019109
BaseRepresentation
bin101001000110101…
…1010100011011000
310120010022002001000
41102031122203120
510311041421334
6344510025000
746115263125
oct12215324330
93503262030
101379248344
11648605771
12325aa8160
1318c9941a6
14d126d74c
1581146299
hex5235a8d8

1379248344 has 64 divisors (see below), whose sum is σ = 3837132000. Its totient is φ = 459043200.

The previous prime is 1379248333. The next prime is 1379248363. The reversal of 1379248344 is 4438429731.

1379248344 is a `hidden beast` number, since 1 + 379 + 248 + 34 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1379248344.

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, 146862 + ... + 155970.

Almost surely, 21379248344 is an apocalyptic number.

It is an amenable number.

1379248344 is an abundant number, since it is smaller than the sum of its proper divisors (2457883656).

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

1379248344 is a wasteful number, since it uses less digits than its factorization.

1379248344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9825 (or 9815 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 1379248344 is about 37138.2329143431. The cubic root of 1379248344 is about 1113.1341081202.

The spelling of 1379248344 in words is "one billion, three hundred seventy-nine million, two hundred forty-eight thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 701 1402 2103 2804 4206 5608 6309 8412 9109 12618 16824 18218 18927 25236 27327 36436 37854 50472 54654 72872 75708 81981 109308 151416 163962 218616 245943 327924 491886 655848 983772 1967544 6385409 12770818 19156227 25541636 38312454 51083272 57468681 76624908 114937362 153249816 172406043 229874724 344812086 459749448 689624172 1379248344