Base | Representation |
---|---|
bin | 100011101010011110… |
… | …010100110110100010 |
3 | 10122211202002020021122 |
4 | 203222132110312202 |
5 | 1111411122303032 |
6 | 25331455452242 |
7 | 2523643601165 |
oct | 435236246642 |
9 | 118752066248 |
10 | 38293556642 |
11 | 15270794980 |
12 | 7508527082 |
13 | 37c368b273 |
14 | 1bd3ac9adc |
15 | ee1cae012 |
hex | 8ea794da2 |
38293556642 has 16 divisors (see below), whose sum is σ = 62841744000. Its totient is φ = 17356284240.
The previous prime is 38293556629. The next prime is 38293556671. The reversal of 38293556642 is 24665539283.
38293556642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×382935566423 (a number of 33 digits) contains 333 as substring.
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, 2486042 + ... + 2501397.
It is an arithmetic number, because the mean of its divisors is an integer number (3927609000).
Almost surely, 238293556642 is an apocalyptic number.
38293556642 is a deficient number, since it is larger than the sum of its proper divisors (24548187358).
38293556642 is a wasteful number, since it uses less digits than its factorization.
38293556642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4987801.
The product of its digits is 9331200, while the sum is 53.
The spelling of 38293556642 in words is "thirty-eight billion, two hundred ninety-three million, five hundred fifty-six thousand, six hundred forty-two".
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