Base | Representation |
---|---|
bin | 1110111100110000010000 |
3 | 21101002200010 |
4 | 32330300100 |
5 | 2000400424 |
6 | 215554520 |
7 | 45211155 |
oct | 16746020 |
9 | 7332603 |
10 | 3918864 |
11 | 2237334 |
12 | 138ba40 |
13 | a72971 |
14 | 74022c |
15 | 526229 |
hex | 3bcc10 |
3918864 has 40 divisors (see below), whose sum is σ = 10659040. Its totient is φ = 1237248.
The previous prime is 3918853. The next prime is 3918869. The reversal of 3918864 is 4688193.
It is not an unprimeable number, because it can be changed into a prime (3918869) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1237 + ... + 3060.
It is an arithmetic number, because the mean of its divisors is an integer number (266476).
Almost surely, 23918864 is an apocalyptic number.
It is an amenable number.
3918864 is an abundant number, since it is smaller than the sum of its proper divisors (6740176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3918864 is a wasteful number, since it uses less digits than its factorization.
3918864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4327 (or 4321 counting only the distinct ones).
The product of its digits is 41472, while the sum is 39.
The square root of 3918864 is about 1979.6120832123. The cubic root of 3918864 is about 157.6594706287.
The spelling of 3918864 in words is "three million, nine hundred eighteen thousand, eight hundred sixty-four".
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