Base | Representation |
---|---|
bin | 100111101110101000… |
… | …011101011100111101 |
3 | 11002002221002122010000 |
4 | 213232220131130331 |
5 | 1144331010230334 |
6 | 31332535104513 |
7 | 3040053322605 |
oct | 475650353475 |
9 | 132087078100 |
10 | 42658289469 |
11 | 17100546294 |
12 | 8326212139 |
13 | 403aa23a03 |
14 | 20c9663c05 |
15 | 119a07d299 |
hex | 9eea1d73d |
42658289469 has 20 divisors (see below), whose sum is σ = 63730018044. Its totient is φ = 28436223744.
The previous prime is 42658289467. The next prime is 42658289473. The reversal of 42658289469 is 96498285624.
42658289469 is a `hidden beast` number, since 4 + 2 + 6 + 582 + 8 + 9 + 46 + 9 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 32910676569 + 9747612900 = 181413^2 + 98730^2 .
It is not a de Polignac number, because 42658289469 - 21 = 42658289467 is a prime.
It is a super-2 number, since 2×426582894692 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42658289467) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1287499 + ... + 1320215.
Almost surely, 242658289469 is an apocalyptic number.
It is an amenable number.
42658289469 is a deficient number, since it is larger than the sum of its proper divisors (21071728575).
42658289469 is a wasteful number, since it uses less digits than its factorization.
42658289469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48826 (or 48817 counting only the distinct ones).
The product of its digits is 59719680, while the sum is 63.
The spelling of 42658289469 in words is "forty-two billion, six hundred fifty-eight million, two hundred eighty-nine thousand, four hundred sixty-nine".
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