Base | Representation |
---|---|
bin | 100111110001000110… |
… | …001010001001010110 |
3 | 11002012210212220111000 |
4 | 213301012022021112 |
5 | 1144422101113032 |
6 | 31341013124130 |
7 | 3041064600462 |
oct | 476106121126 |
9 | 132183786430 |
10 | 42699629142 |
11 | 17121911405 |
12 | 8338029646 |
13 | 4046469261 |
14 | 20d0d454a2 |
15 | 119d9e6e7c |
hex | 9f118a256 |
42699629142 has 16 divisors (see below), whose sum is σ = 94888064880. Its totient is φ = 14233209696.
The previous prime is 42699629107. The next prime is 42699629143. The reversal of 42699629142 is 24192699624.
42699629142 is a `hidden beast` number, since 4 + 2 + 6 + 9 + 9 + 629 + 1 + 4 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 790733873 = 42699629142 / (4 + 2 + 6 + 9 + 9 + 6 + 2 + 9 + 1 + 4 + 2).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42699629143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395366883 + ... + 395366990.
It is an arithmetic number, because the mean of its divisors is an integer number (5930504055).
Almost surely, 242699629142 is an apocalyptic number.
42699629142 is an abundant number, since it is smaller than the sum of its proper divisors (52188435738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42699629142 is a wasteful number, since it uses less digits than its factorization.
42699629142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 790733884 (or 790733878 counting only the distinct ones).
The product of its digits is 3359232, while the sum is 54.
The spelling of 42699629142 in words is "forty-two billion, six hundred ninety-nine million, six hundred twenty-nine thousand, one hundred forty-two".
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