Base | Representation |
---|---|
bin | 100111101110101111… |
… | …100011101001111110 |
3 | 11002010001121011010100 |
4 | 213232233203221332 |
5 | 1144331444244021 |
6 | 31333043021530 |
7 | 3040105201554 |
oct | 475657435176 |
9 | 132101534110 |
10 | 42660149886 |
11 | 171015a7022 |
12 | 832696a8a6 |
13 | 403b225753 |
14 | 20c99c9bd4 |
15 | 119a2e9626 |
hex | 9eebe3a7e |
42660149886 has 24 divisors (see below), whose sum is σ = 92503789560. Its totient is φ = 14208747696.
The previous prime is 42660149837. The next prime is 42660149891. The reversal of 42660149886 is 68894106624.
42660149886 is a `hidden beast` number, since 4 + 26 + 601 + 4 + 9 + 8 + 8 + 6 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 918565 + ... + 963888.
It is an arithmetic number, because the mean of its divisors is an integer number (3854324565).
Almost surely, 242660149886 is an apocalyptic number.
42660149886 is an abundant number, since it is smaller than the sum of its proper divisors (49843639674).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42660149886 is a wasteful number, since it uses less digits than its factorization.
42660149886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1883720 (or 1883717 counting only the distinct ones).
The product of its (nonzero) digits is 3981312, while the sum is 54.
The spelling of 42660149886 in words is "forty-two billion, six hundred sixty million, one hundred forty-nine thousand, eight hundred eighty-six".
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