Base | Representation |
---|---|
bin | 1111010110111… |
… | …1101100000110 |
3 | 11111012220110200 |
4 | 3311233230012 |
5 | 112442424424 |
6 | 10220431330 |
7 | 1411365126 |
oct | 365575406 |
9 | 144186420 |
10 | 64420614 |
11 | 33400185 |
12 | 196a8546 |
13 | 1046710b |
14 | 87acc86 |
15 | 59c78c9 |
hex | 3d6fb06 |
64420614 has 24 divisors (see below), whose sum is σ = 139755720. Its totient is φ = 21446208.
The previous prime is 64420607. The next prime is 64420619. The reversal of 64420614 is 41602446.
64420614 is a `hidden beast` number, since 6 + 4 + 42 + 0 + 614 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64420619) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16389 + ... + 19935.
It is an arithmetic number, because the mean of its divisors is an integer number (5823155).
Almost surely, 264420614 is an apocalyptic number.
64420614 is an abundant number, since it is smaller than the sum of its proper divisors (75335106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64420614 is a wasteful number, since it uses less digits than its factorization.
64420614 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4564 (or 4561 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 64420614 is about 8026.2453239357. The cubic root of 64420614 is about 400.8743664822.
The spelling of 64420614 in words is "sixty-four million, four hundred twenty thousand, six hundred fourteen".
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