Base | Representation |
---|---|
bin | 1111011101100… |
… | …1011110101000 |
3 | 11112000220212100 |
4 | 3313121132220 |
5 | 113100311203 |
6 | 10234013400 |
7 | 1415151336 |
oct | 367313650 |
9 | 145026770 |
10 | 64853928 |
11 | 33676797 |
12 | 19877260 |
13 | 10589409 |
14 | 8882b56 |
15 | 5a60ea3 |
hex | 3dd97a8 |
64853928 has 48 divisors (see below), whose sum is σ = 183287520. Its totient is φ = 20677536.
The previous prime is 64853917. The next prime is 64853981. The reversal of 64853928 is 82935846.
It is a super-3 number, since 3×648539283 (a number of 24 digits) contains 333 as substring.
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, 17926 + ... + 21237.
It is an arithmetic number, because the mean of its divisors is an integer number (3818490).
Almost surely, 264853928 is an apocalyptic number.
It is an amenable number.
64853928 is an abundant number, since it is smaller than the sum of its proper divisors (118433592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64853928 is a wasteful number, since it uses less digits than its factorization.
64853928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39198 (or 39191 counting only the distinct ones).
The product of its digits is 414720, while the sum is 45.
The square root of 64853928 is about 8053.1936522103. The cubic root of 64853928 is about 401.7711625494.
The spelling of 64853928 in words is "sixty-four million, eight hundred fifty-three thousand, nine hundred twenty-eight".
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