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38666875374 = 2329192337497
BaseRepresentation
bin100100000000101110…
…011011000111101110
310200210202112210022100
4210000232123013232
51113142210002444
625432513155530
72536126006041
oct440056330756
9120722483270
1038666875374
1115442496856
1275b155bba6
133852b1a31a
141c2b506c58
151014951e69
hex900b9b1ee

38666875374 has 24 divisors (see below), whose sum is σ = 83869428240. Its totient is φ = 12874927968.

The previous prime is 38666875367. The next prime is 38666875417. The reversal of 38666875374 is 47357866683.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1152207 + ... + 1185290.

It is an arithmetic number, because the mean of its divisors is an integer number (3494559510).

Almost surely, 238666875374 is an apocalyptic number.

38666875374 is an abundant number, since it is smaller than the sum of its proper divisors (45202552866).

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

38666875374 is a wasteful number, since it uses less digits than its factorization.

38666875374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2338424 (or 2338421 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 63.

The spelling of 38666875374 in words is "thirty-eight billion, six hundred sixty-six million, eight hundred seventy-five thousand, three hundred seventy-four".

Divisors: 1 2 3 6 9 18 919 1838 2757 5514 8271 16542 2337497 4674994 7012491 14024982 21037473 42074946 2148159743 4296319486 6444479229 12888958458 19333437687 38666875374