Base | Representation |
---|---|
bin | 100111111011000110… |
… | …111100011101011111 |
3 | 11002122111222002022122 |
4 | 213323012330131133 |
5 | 1200243101414031 |
6 | 31405413333155 |
7 | 3045204436130 |
oct | 477306743537 |
9 | 132574862278 |
10 | 42867607391 |
11 | 171a8712a04 |
12 | 83843371bb |
13 | 40721c127b |
14 | 210938dc87 |
15 | 11ad62847b |
hex | 9fb1bc75f |
42867607391 has 16 divisors (see below), whose sum is σ = 52209321984. Its totient is φ = 34398317184.
The previous prime is 42867607357. The next prime is 42867607399. The reversal of 42867607391 is 19370676824.
It is not a de Polignac number, because 42867607391 - 26 = 42867607327 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42867607399) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2824970 + ... + 2840103.
It is an arithmetic number, because the mean of its divisors is an integer number (3263082624).
Almost surely, 242867607391 is an apocalyptic number.
42867607391 is a deficient number, since it is larger than the sum of its proper divisors (9341714593).
42867607391 is a wasteful number, since it uses less digits than its factorization.
42867607391 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5665150.
The product of its (nonzero) digits is 3048192, while the sum is 53.
The spelling of 42867607391 in words is "forty-two billion, eight hundred sixty-seven million, six hundred seven thousand, three hundred ninety-one".
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