Base | Representation |
---|---|
bin | 100111111110000110… |
… | …100110100100011011 |
3 | 11002210000111122100201 |
4 | 213332012212210123 |
5 | 1200343432134441 |
6 | 31414410243031 |
7 | 3046354462165 |
oct | 477606464433 |
9 | 132700448321 |
10 | 42917849371 |
11 | 17224009501 |
12 | 8399126477 |
13 | 407c732857 |
14 | 2111d0b935 |
15 | 11b2c4ec31 |
hex | 9fe1a691b |
42917849371 has 4 divisors (see below), whose sum is σ = 42924643272. Its totient is φ = 42911055472.
The previous prime is 42917849339. The next prime is 42917849383. The reversal of 42917849371 is 17394871924.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42917849371 - 25 = 42917849339 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42917844371) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3387466 + ... + 3400111.
It is an arithmetic number, because the mean of its divisors is an integer number (10731160818).
Almost surely, 242917849371 is an apocalyptic number.
42917849371 is a deficient number, since it is larger than the sum of its proper divisors (6793901).
42917849371 is an equidigital number, since it uses as much as digits as its factorization.
42917849371 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6793900.
The product of its digits is 3048192, while the sum is 55.
The spelling of 42917849371 in words is "forty-two billion, nine hundred seventeen million, eight hundred forty-nine thousand, three hundred seventy-one".
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