Base | Representation |
---|---|
bin | 100111111001101000… |
… | …100011000101010000 |
3 | 11002120210101212220010 |
4 | 213321220203011100 |
5 | 1200220233040104 |
6 | 31403131114520 |
7 | 3044454213633 |
oct | 477150430520 |
9 | 132523355803 |
10 | 42842861904 |
11 | 17195751297 |
12 | 8377ba2a40 |
13 | 406a038b7b |
14 | 2105d8bc1a |
15 | 11ab38b489 |
hex | 9f9a23150 |
42842861904 has 40 divisors (see below), whose sum is σ = 110690262592. Its totient is φ = 14279293440.
The previous prime is 42842861881. The next prime is 42842861969. The reversal of 42842861904 is 40916824824.
It is a happy number.
It is a super-2 number, since 2×428428619042 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407064 + ... + 501384.
Almost surely, 242842861904 is an apocalyptic number.
It is an amenable number.
42842861904 is an abundant number, since it is smaller than the sum of its proper divisors (67847400688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42842861904 is a wasteful number, since it uses less digits than its factorization.
42842861904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103795 (or 103789 counting only the distinct ones).
The product of its (nonzero) digits is 884736, while the sum is 48.
The spelling of 42842861904 in words is "forty-two billion, eight hundred forty-two million, eight hundred sixty-one thousand, nine hundred four".
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