Base | Representation |
---|---|
bin | 10001101011100001100101… |
… | …00001101011010110100010 |
3 | 12002122210012210210002102010 |
4 | 20311300302201223112202 |
5 | 20043442432230340024 |
6 | 214404414413333350 |
7 | 11121623115241344 |
oct | 1065606241532642 |
9 | 162583183702363 |
10 | 38878891652514 |
11 | 1142a499849201 |
12 | 443aba6197256 |
13 | 1890357600564 |
14 | 985a69857294 |
15 | 4764e106ab29 |
hex | 235c3286b5a2 |
38878891652514 has 32 divisors (see below), whose sum is σ = 78253597540800. Its totient is φ = 12877165055552.
The previous prime is 38878891652473. The next prime is 38878891652551. The reversal of 38878891652514 is 41525619887883.
It is a super-2 number, since 2×388788916525142 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20362164 + ... + 22189535.
It is an arithmetic number, because the mean of its divisors is an integer number (2445424923150).
Almost surely, 238878891652514 is an apocalyptic number.
38878891652514 is an abundant number, since it is smaller than the sum of its proper divisors (39374705888286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38878891652514 is a wasteful number, since it uses less digits than its factorization.
38878891652514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42552674.
The product of its digits is 928972800, while the sum is 75.
The spelling of 38878891652514 in words is "thirty-eight trillion, eight hundred seventy-eight billion, eight hundred ninety-one million, six hundred fifty-two thousand, five hundred fourteen".
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