Base | Representation |
---|---|
bin | 100111101111111110… |
… | …011101110100111011 |
3 | 11002011111112002022000 |
4 | 213233332131310323 |
5 | 1144402243213022 |
6 | 31335102232043 |
7 | 3040446054261 |
oct | 475776356473 |
9 | 132144462260 |
10 | 42680835387 |
11 | 17112245383 |
12 | 8331885623 |
13 | 40425b8ba8 |
14 | 20cc652431 |
15 | 119c0336ac |
hex | 9eff9dd3b |
42680835387 has 16 divisors (see below), whose sum is σ = 63234048000. Its totient is φ = 28452458952.
The previous prime is 42680835317. The next prime is 42680835391. The reversal of 42680835387 is 78353808624.
42680835387 is a `hidden beast` number, since 4 + 26 + 8 + 0 + 83 + 538 + 7 = 666.
It is not a de Polignac number, because 42680835387 - 235 = 8321097019 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42680835317) 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, 1051414 + ... + 1091252.
It is an arithmetic number, because the mean of its divisors is an integer number (3952128000).
Almost surely, 242680835387 is an apocalyptic number.
42680835387 is a deficient number, since it is larger than the sum of its proper divisors (20553212613).
42680835387 is a wasteful number, since it uses less digits than its factorization.
42680835387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79527 (or 79521 counting only the distinct ones).
The product of its (nonzero) digits is 7741440, while the sum is 54.
The spelling of 42680835387 in words is "forty-two billion, six hundred eighty million, eight hundred thirty-five thousand, three hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •