Base | Representation |
---|---|
bin | 1011010011000000001… |
… | …10000101100001110101 |
3 | 1101002220111010200222211 |
4 | 11221200012011201311 |
5 | 22324422232434020 |
6 | 454152400053421 |
7 | 40020643212250 |
oct | 5514006054165 |
9 | 1332814120884 |
10 | 388159264885 |
11 | 13a6878708a7 |
12 | 63289904271 |
13 | 2a7ac49a7c2 |
14 | 14b037a2097 |
15 | a16c13785a |
hex | 5a60185875 |
388159264885 has 16 divisors (see below), whose sum is σ = 532464308352. Its totient is φ = 266100552000.
The previous prime is 388159264877. The next prime is 388159264903. The reversal of 388159264885 is 588462951883.
It is not a de Polignac number, because 388159264885 - 23 = 388159264877 is a prime.
It is a super-2 number, since 2×3881592648852 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 388159264885.
It is a congruent number.
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, 1227046 + ... + 1510615.
It is an arithmetic number, because the mean of its divisors is an integer number (33279019272).
Almost surely, 2388159264885 is an apocalyptic number.
388159264885 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
388159264885 is a deficient number, since it is larger than the sum of its proper divisors (144305043467).
388159264885 is a wasteful number, since it uses less digits than its factorization.
388159264885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2741724.
The product of its digits is 132710400, while the sum is 67.
The spelling of 388159264885 in words is "three hundred eighty-eight billion, one hundred fifty-nine million, two hundred sixty-four thousand, eight hundred eighty-five".
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