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38357547012 = 22321168991153
BaseRepresentation
bin100011101110010010…
…011011100000000100
310200000012111021120100
4203232102123200010
51112024013001022
625342103204100
72525351525061
oct435622334004
9120005437510
1038357547012
11152a3920884
127525a46630
133803a045a5
141bdc3c5c68
15ee76ee1ac
hex8ee49b804

38357547012 has 36 divisors (see below), whose sum is σ = 96968713660. Its totient is φ = 12784614912.

The previous prime is 38357546989. The next prime is 38357547071. The reversal of 38357547012 is 21074575383.

38357547012 is a `hidden beast` number, since 3 + 8 + 3 + 575 + 4 + 70 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 21090010176 + 17267536836 = 145224^2 + 131406^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 375228 + ... + 466380.

Almost surely, 238357547012 is an apocalyptic number.

It is an amenable number.

38357547012 is an abundant number, since it is smaller than the sum of its proper divisors (58611166648).

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

38357547012 is a wasteful number, since it uses less digits than its factorization.

38357547012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102852 (or 102847 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 38357547012 in words is "thirty-eight billion, three hundred fifty-seven million, five hundred forty-seven thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 36 11689 23378 35067 46756 70134 91153 105201 140268 182306 210402 273459 364612 420804 546918 820377 1093836 1640754 3281508 1065487417 2130974834 3196462251 4261949668 6392924502 9589386753 12785849004 19178773506 38357547012