Base | Representation |
---|---|
bin | 100111110011101011… |
… | …001111001100100000 |
3 | 11002022211022110212010 |
4 | 213303223033030200 |
5 | 1200014140403314 |
6 | 31345200432520 |
7 | 3042131454153 |
oct | 476353171440 |
9 | 132284273763 |
10 | 42742903584 |
11 | 17144289107 |
12 | 834a618740 |
13 | 405240b334 |
14 | 20d69abc9a |
15 | 11a26e4059 |
hex | 9f3acf320 |
42742903584 has 24 divisors (see below), whose sum is σ = 112200122160. Its totient is φ = 14247634496.
The previous prime is 42742903573. The next prime is 42742903591. The reversal of 42742903584 is 48530924724.
It is a tau number, because it is divible by the number of its divisors (24).
It is a super-2 number, since 2×427429035842 (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 an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222619194 + ... + 222619385.
It is an arithmetic number, because the mean of its divisors is an integer number (4675005090).
Almost surely, 242742903584 is an apocalyptic number.
It is an amenable number.
42742903584 is an abundant number, since it is smaller than the sum of its proper divisors (69457218576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42742903584 is a wasteful number, since it uses less digits than its factorization.
42742903584 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 445238592 (or 445238584 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 48.
The spelling of 42742903584 in words is "forty-two billion, seven hundred forty-two million, nine hundred three thousand, five hundred eighty-four".
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