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379779264 = 26323121269
BaseRepresentation
bin10110101000101…
…111100011000000
3222110121210012200
4112220233203000
51234210414024
6101403553200
712261033114
oct2650574300
9873553180
10379779264
11185414867
12a722b800
13608b1877
143861d744
152351c2c9
hex16a2f8c0

379779264 has 84 divisors (see below), whose sum is σ = 1123736640. Its totient is φ = 122503680.

The previous prime is 379779263. The next prime is 379779293. The reversal of 379779264 is 462977973.

379779264 is a `hidden beast` number, since 379 + 7 + 7 + 9 + 264 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 379779264.

It is not an unprimeable number, because it can be changed into a prime (379779263) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 7222 + ... + 28490.

Almost surely, 2379779264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 379779264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561868320).

379779264 is an abundant number, since it is smaller than the sum of its proper divisors (743957376).

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

379779264 is a wasteful number, since it uses less digits than its factorization.

379779264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21318 (or 21305 counting only the distinct ones).

The product of its digits is 4000752, while the sum is 54.

The square root of 379779264 is about 19487.9261082343. The cubic root of 379779264 is about 724.1753693391.

The spelling of 379779264 in words is "three hundred seventy-nine million, seven hundred seventy-nine thousand, two hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 64 72 93 96 124 144 186 192 248 279 288 372 496 558 576 744 992 1116 1488 1984 2232 2976 4464 5952 8928 17856 21269 42538 63807 85076 127614 170152 191421 255228 340304 382842 510456 659339 680608 765684 1020912 1318678 1361216 1531368 1978017 2041824 2637356 3062736 3956034 4083648 5274712 5934051 6125472 7912068 10549424 11868102 12250944 15824136 21098848 23736204 31648272 42197696 47472408 63296544 94944816 126593088 189889632 379779264