Base | Representation |
---|---|
bin | 10001011101101101100000… |
… | …01010111000111111010111 |
3 | 12000222102002210021110022102 |
4 | 20232312300022320333113 |
5 | 20013203410102112143 |
6 | 213402401144152315 |
7 | 11042421214626650 |
oct | 1056666012707727 |
9 | 160872083243272 |
10 | 38404258238423 |
11 | 112671776401a0 |
12 | 438300446869b |
13 | 185767692b63c |
14 | 96aac1564527 |
15 | 468eb23bd0b8 |
hex | 22edb02b8fd7 |
38404258238423 has 32 divisors (see below), whose sum is σ = 48032757527040. Its totient is φ = 29830398053760.
The previous prime is 38404258238417. The next prime is 38404258238441. The reversal of 38404258238423 is 32483285240483.
It is a cyclic number.
It is not a de Polignac number, because 38404258238423 - 28 = 38404258238167 is a prime.
It is a super-6 number, since 6×384042582384236 (a number of 83 digits) contains 666666 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38404258208423) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57887633 + ... + 58547301.
It is an arithmetic number, because the mean of its divisors is an integer number (1501023672720).
Almost surely, 238404258238423 is an apocalyptic number.
38404258238423 is a deficient number, since it is larger than the sum of its proper divisors (9628499288617).
38404258238423 is a wasteful number, since it uses less digits than its factorization.
38404258238423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 662087.
The product of its (nonzero) digits is 35389440, while the sum is 56.
The spelling of 38404258238423 in words is "thirty-eight trillion, four hundred four billion, two hundred fifty-eight million, two hundred thirty-eight thousand, four hundred twenty-three".
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