Base | Representation |
---|---|
bin | 1111011010110… |
… | …1100111001100 |
3 | 11111200210101200 |
4 | 3312231213030 |
5 | 113024034002 |
6 | 10230105500 |
7 | 1413502446 |
oct | 366554714 |
9 | 144623350 |
10 | 64674252 |
11 | 335637a5 |
12 | 197ab290 |
13 | 105256b6 |
14 | 8837496 |
15 | 5a27b1c |
hex | 3dad9cc |
64674252 has 72 divisors (see below), whose sum is σ = 179612160. Its totient is φ = 19530720.
The previous prime is 64674241. The next prime is 64674289. The reversal of 64674252 is 25247646.
64674252 is a `hidden beast` number, since 646 + 7 + 4 + 2 + 5 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13677 + ... + 17787.
Almost surely, 264674252 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 64674252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89806080).
64674252 is an abundant number, since it is smaller than the sum of its proper divisors (114937908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64674252 is a wasteful number, since it uses less digits than its factorization.
64674252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4163 (or 4158 counting only the distinct ones).
The product of its digits is 80640, while the sum is 36.
The square root of 64674252 is about 8042.0303406540. The cubic root of 64674252 is about 401.3997874404.
The spelling of 64674252 in words is "sixty-four million, six hundred seventy-four thousand, two hundred fifty-two".
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