Base | Representation |
---|---|
bin | 1111011010110… |
… | …1101110010100 |
3 | 11111200211000120 |
4 | 3312231232110 |
5 | 113024042313 |
6 | 10230111540 |
7 | 1413504000 |
oct | 366555624 |
9 | 144624016 |
10 | 64674708 |
11 | 3356407a |
12 | 197ab5b0 |
13 | 10525977 |
14 | 8837700 |
15 | 5a27d23 |
hex | 3dadb94 |
64674708 has 96 divisors (see below), whose sum is σ = 185472000. Its totient is φ = 17484768.
The previous prime is 64674697. The next prime is 64674713. The reversal of 64674708 is 80747646.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 64674708.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77791 + ... + 78617.
It is an arithmetic number, because the mean of its divisors is an integer number (1932000).
Almost surely, 264674708 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 64674708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92736000).
64674708 is an abundant number, since it is smaller than the sum of its proper divisors (120797292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64674708 is a wasteful number, since it uses less digits than its factorization.
64674708 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 874 (or 858 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 42.
The square root of 64674708 is about 8042.0586916535. The cubic root of 64674708 is about 401.4007308239.
It can be divided in two parts, 6467 and 4708, that added together give a triangular number (11175 = T149).
The spelling of 64674708 in words is "sixty-four million, six hundred seventy-four thousand, seven hundred eight".
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