Base | Representation |
---|---|
bin | 101011100111… |
… | …1101000001000 |
3 | 1121000221110220 |
4 | 1113033220020 |
5 | 21323324121 |
6 | 2134110040 |
7 | 365252643 |
oct | 127175010 |
9 | 47027426 |
10 | 22870536 |
11 | 11a00a77 |
12 | 77ab320 |
13 | 4979b80 |
14 | 3074a5a |
15 | 201b6c6 |
hex | 15cfa08 |
22870536 has 32 divisors (see below), whose sum is σ = 61575360. Its totient is φ = 7036992.
The previous prime is 22870511. The next prime is 22870537. The reversal of 22870536 is 63507822.
It is a super-2 number, since 2×228705362 = 1046122833854592, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22870497 and 22870506.
It is not an unprimeable number, because it can be changed into a prime (22870537) 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, 36340 + ... + 36963.
It is an arithmetic number, because the mean of its divisors is an integer number (1924230).
Almost surely, 222870536 is an apocalyptic number.
22870536 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
22870536 is an abundant number, since it is smaller than the sum of its proper divisors (38704824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22870536 is a wasteful number, since it uses less digits than its factorization.
22870536 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73325 (or 73321 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 22870536 is about 4782.3149206216. The cubic root of 22870536 is about 283.8521017932.
The spelling of 22870536 in words is "twenty-two million, eight hundred seventy thousand, five hundred thirty-six".
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