Base | Representation |
---|---|
bin | 100111111011010000… |
… | …000100000111000001 |
3 | 11002122200110112122100 |
4 | 213323100010013001 |
5 | 1200244204414032 |
6 | 31405540501013 |
7 | 3045233653650 |
oct | 477320040701 |
9 | 132580415570 |
10 | 42869998017 |
11 | 171a9aa6030 |
12 | 83850aa769 |
13 | 407284a442 |
14 | 2109813197 |
15 | 11ad94b97c |
hex | 9fb4041c1 |
42869998017 has 24 divisors (see below), whose sum is σ = 77203114560. Its totient is φ = 22270128480.
The previous prime is 42869998001. The next prime is 42869998027. The reversal of 42869998017 is 71089996824.
It is not a de Polignac number, because 42869998017 - 24 = 42869998001 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is not an unprimeable number, because it can be changed into a prime (42869998027) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30930042 + ... + 30931427.
It is an arithmetic number, because the mean of its divisors is an integer number (3216796440).
Almost surely, 242869998017 is an apocalyptic number.
It is an amenable number.
42869998017 is a deficient number, since it is larger than the sum of its proper divisors (34333116543).
42869998017 is a wasteful number, since it uses less digits than its factorization.
42869998017 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61861493 (or 61861490 counting only the distinct ones).
The product of its (nonzero) digits is 15676416, while the sum is 63.
The spelling of 42869998017 in words is "forty-two billion, eight hundred sixty-nine million, nine hundred ninety-eight thousand, seventeen".
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