Base | Representation |
---|---|
bin | 1111010001110… |
… | …0010010110110 |
3 | 11110120112220102 |
4 | 3310130102312 |
5 | 112401012110 |
6 | 10205234102 |
7 | 1405443221 |
oct | 364342266 |
9 | 143515812 |
10 | 64079030 |
11 | 33197584 |
12 | 19562932 |
13 | 103777b2 |
14 | 87205b8 |
15 | 595b5a5 |
hex | 3d1c4b6 |
64079030 has 16 divisors (see below), whose sum is σ = 118025424. Its totient is φ = 25035360.
The previous prime is 64079011. The next prime is 64079047. The reversal of 64079030 is 3097046.
It is a super-2 number, since 2×640790302 = 8212244171481800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 64078984 and 64079002.
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, 74081 + ... + 74940.
It is an arithmetic number, because the mean of its divisors is an integer number (7376589).
Almost surely, 264079030 is an apocalyptic number.
64079030 is a deficient number, since it is larger than the sum of its proper divisors (53946394).
64079030 is a wasteful number, since it uses less digits than its factorization.
64079030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149071.
The product of its (nonzero) digits is 4536, while the sum is 29.
The square root of 64079030 is about 8004.9378511017. The cubic root of 64079030 is about 400.1645781092.
The spelling of 64079030 in words is "sixty-four million, seventy-nine thousand, thirty".
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