Base | Representation |
---|---|
bin | 101011100111… |
… | …1100110000100 |
3 | 1121000221022000 |
4 | 1113033212010 |
5 | 21323323104 |
6 | 2134105300 |
7 | 365252364 |
oct | 127174604 |
9 | 47027260 |
10 | 22870404 |
11 | 11a00967 |
12 | 77ab230 |
13 | 4979aab |
14 | 30749a4 |
15 | 201b639 |
hex | 15cf984 |
22870404 has 48 divisors (see below), whose sum is σ = 59552640. Its totient is φ = 7590240.
The previous prime is 22870387. The next prime is 22870411. The reversal of 22870404 is 40407822.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45217 + ... + 45719.
It is an arithmetic number, because the mean of its divisors is an integer number (1240680).
Almost surely, 222870404 is an apocalyptic number.
It is an amenable number.
22870404 is an abundant number, since it is smaller than the sum of its proper divisors (36682236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22870404 is a wasteful number, since it uses less digits than its factorization.
22870404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 937 (or 929 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 27.
The square root of 22870404 is about 4782.3011197540. The cubic root of 22870404 is about 283.8515556968.
The spelling of 22870404 in words is "twenty-two million, eight hundred seventy thousand, four hundred four".
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