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1379231044 = 223125992
BaseRepresentation
bin101001000110101…
…0110010101000100
310120010021012022021
41102031112111010
510311040343134
6344505412524
746115161522
oct12215262504
93503235267
101379231044
116485a3774
12325a9a144
1318c989359
14d1267312
15811410b4
hex52356544

1379231044 has 27 divisors (see below), whose sum is σ = 2498196351. Its totient is φ = 666255720.

The previous prime is 1379231017. The next prime is 1379231083. The reversal of 1379231044 is 4401329731.

The square root of 1379231044 is 37138.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2302257 + ... + 2302855.

Almost surely, 21379231044 is an apocalyptic number.

1379231044 is the 37138-th square number.

It is an amenable number.

1379231044 is a deficient number, since it is larger than the sum of its proper divisors (1118965307).

1379231044 is an frugal number, since it uses more digits than its factorization.

1379231044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264 (or 632 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The cubic root of 1379231044 is about 1113.1294540633.

The spelling of 1379231044 in words is "one billion, three hundred seventy-nine million, two hundred thirty-one thousand, forty-four".

Divisors: 1 2 4 31 62 124 599 961 1198 1922 2396 3844 18569 37138 74276 358801 575639 717602 1151278 1435204 2302556 11122831 22245662 44491324 344807761 689615522 1379231044