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383852664 = 2332133113229
BaseRepresentation
bin10110111000010…
…010000001111000
3222202021201212100
4112320102001320
51241231241124
6102031143400
712340456656
oct2670220170
9882251770
10383852664
11187747208
12a8674b60
13616a9970
1438d9ddd6
1523a741c9
hex16e12078

383852664 has 96 divisors (see below), whose sum is σ = 1155772800. Its totient is φ = 114289920.

The previous prime is 383852647. The next prime is 383852669. The reversal of 383852664 is 466258383.

It is a happy number.

383852664 is a `hidden beast` number, since 3 + 8 + 385 + 266 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383852669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22402 + ... + 35630.

It is an arithmetic number, because the mean of its divisors is an integer number (12039300).

Almost surely, 2383852664 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 383852664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (577886400).

383852664 is an abundant number, since it is smaller than the sum of its proper divisors (771920136).

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

383852664 is a wasteful number, since it uses less digits than its factorization.

383852664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13285 (or 13278 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 383852664 is about 19592.1582272092. The cubic root of 383852664 is about 726.7552643800.

The spelling of 383852664 in words is "three hundred eighty-three million, eight hundred fifty-two thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 31 36 39 52 62 72 78 93 104 117 124 156 186 234 248 279 312 372 403 468 558 744 806 936 1116 1209 1612 2232 2418 3224 3627 4836 7254 9672 13229 14508 26458 29016 39687 52916 79374 105832 119061 158748 171977 238122 317496 343954 410099 476244 515931 687908 820198 952488 1031862 1230297 1375816 1547793 1640396 2063724 2460594 3095586 3280792 3690891 4127448 4921188 5331287 6191172 7381782 9842376 10662574 12382344 14763564 15993861 21325148 29527128 31987722 42650296 47981583 63975444 95963166 127950888 191926332 383852664