Base | Representation |
---|---|
bin | 10001101100001011010000… |
… | …10000101010001111010000 |
3 | 12002201220222020211012100121 |
4 | 20312011220100222033100 |
5 | 20044324244101411043 |
6 | 214422555032200024 |
7 | 11123344454111230 |
oct | 1066055020521720 |
9 | 162656866735317 |
10 | 38901267997648 |
11 | 11438a316a3521 |
12 | 44433abb39014 |
13 | 18924b2400c74 |
14 | 986b8d5a1cc0 |
15 | 476da0738ded |
hex | 23616842a3d0 |
38901267997648 has 40 divisors (see below), whose sum is σ = 86145026792000. Its totient is φ = 16670713006080.
The previous prime is 38901267997639. The next prime is 38901267997681. The reversal of 38901267997648 is 84679976210983.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11623998 + ... + 14591773.
It is an arithmetic number, because the mean of its divisors is an integer number (2153625669800).
Almost surely, 238901267997648 is an apocalyptic number.
It is an amenable number.
38901267997648 is an abundant number, since it is smaller than the sum of its proper divisors (47243758794352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38901267997648 is a wasteful number, since it uses less digits than its factorization.
38901267997648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26229035 (or 26229029 counting only the distinct ones).
The product of its (nonzero) digits is 1975228416, while the sum is 79.
The spelling of 38901267997648 in words is "thirty-eight trillion, nine hundred one billion, two hundred sixty-seven million, nine hundred ninety-seven thousand, six hundred forty-eight".
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