Base | Representation |
---|---|
bin | 100111110110111001… |
… | …101101001100111111 |
3 | 11002110121011021211000 |
4 | 213312321231030333 |
5 | 1200122014400114 |
6 | 31354412501343 |
7 | 3043356510564 |
oct | 476671551477 |
9 | 132417137730 |
10 | 42797028159 |
11 | 17171896766 |
12 | 836477a853 |
13 | 40606abc02 |
14 | 20ddc5a86b |
15 | 11a7335e09 |
hex | 9f6e6d33f |
42797028159 has 16 divisors (see below), whose sum is σ = 63489532000. Its totient is φ = 28492414848.
The previous prime is 42797028151. The next prime is 42797028161. The reversal of 42797028159 is 95182079724.
42797028159 is a `hidden beast` number, since 427 + 97 + 0 + 2 + 81 + 59 = 666.
It is not a de Polignac number, because 42797028159 - 23 = 42797028151 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 (42797028151) 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, 1061434 + ... + 1101015.
It is an arithmetic number, because the mean of its divisors is an integer number (3968095750).
Almost surely, 242797028159 is an apocalyptic number.
42797028159 is a deficient number, since it is larger than the sum of its proper divisors (20692503841).
42797028159 is a wasteful number, since it uses less digits than its factorization.
42797028159 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2163191 (or 2163185 counting only the distinct ones).
The product of its (nonzero) digits is 2540160, while the sum is 54.
The spelling of 42797028159 in words is "forty-two billion, seven hundred ninety-seven million, twenty-eight thousand, one hundred fifty-nine".
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