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38585297328 = 2434318694427
BaseRepresentation
bin100011111011110111…
…001110100110110000
310200121002001012021020
4203323313032212300
51113010314003303
625420440455440
72534115421134
oct437367164660
9120532035236
1038585297328
1115400437a86
12758a17a580
13383bc568a6
141c2074d3c4
15100c6daa53
hex8fbdce9b0

38585297328 has 40 divisors (see below), whose sum is σ = 101996799168. Its totient is φ = 12562654272.

The previous prime is 38585297327. The next prime is 38585297393. The reversal of 38585297328 is 82379258583.

It is not an unprimeable number, because it can be changed into a prime (38585297327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9345150 + ... + 9349277.

Almost surely, 238585297328 is an apocalyptic number.

It is an amenable number.

38585297328 is an abundant number, since it is smaller than the sum of its proper divisors (63411501840).

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

38585297328 is a wasteful number, since it uses less digits than its factorization.

38585297328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18694481 (or 18694475 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 60.

The spelling of 38585297328 in words is "thirty-eight billion, five hundred eighty-five million, two hundred ninety-seven thousand, three hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 43 48 86 129 172 258 344 516 688 1032 2064 18694427 37388854 56083281 74777708 112166562 149555416 224333124 299110832 448666248 803860361 897332496 1607720722 2411581083 3215441444 4823162166 6430882888 9646324332 12861765776 19292648664 38585297328