Base | Representation |
---|---|
bin | 1111111100100000010110 |
3 | 21212100212110 |
4 | 33330200112 |
5 | 2032224430 |
6 | 225331450 |
7 | 50346363 |
oct | 17744026 |
9 | 7770773 |
10 | 4179990 |
11 | 23a5541 |
12 | 1496b86 |
13 | b34789 |
14 | 7ab46a |
15 | 5787b0 |
hex | 3fc816 |
4179990 has 16 divisors (see below), whose sum is σ = 10032048. Its totient is φ = 1114656.
The previous prime is 4179979. The next prime is 4180051. The reversal of 4179990 is 999714.
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, 69637 + ... + 69696.
It is an arithmetic number, because the mean of its divisors is an integer number (627003).
Almost surely, 24179990 is an apocalyptic number.
4179990 is an abundant number, since it is smaller than the sum of its proper divisors (5852058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4179990 is a wasteful number, since it uses less digits than its factorization.
4179990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139343.
The product of its (nonzero) digits is 20412, while the sum is 39.
The square root of 4179990 is about 2044.5023844447. The cubic root of 4179990 is about 161.0862287728.
The spelling of 4179990 in words is "four million, one hundred seventy-nine thousand, nine hundred ninety".
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