Base | Representation |
---|---|
bin | 1101011111010… |
… | …1011111000100 |
3 | 10221110120012220 |
4 | 3113311133010 |
5 | 103441030121 |
6 | 5340412340 |
7 | 1254631242 |
oct | 327653704 |
9 | 127416186 |
10 | 56580036 |
11 | 29a35467 |
12 | 16b470b0 |
13 | b950416 |
14 | 772b792 |
15 | 4e796c6 |
hex | 35f57c4 |
56580036 has 24 divisors (see below), whose sum is σ = 132203904. Its totient is φ = 18833760.
The previous prime is 56580031. The next prime is 56580061. The reversal of 56580036 is 63008565.
It is a super-2 number, since 2×565800362 = 6402600947522592, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 56579979 and 56580006.
It is not an unprimeable number, because it can be changed into a prime (56580031) 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, 6981 + ... + 12723.
It is an arithmetic number, because the mean of its divisors is an integer number (5508496).
Almost surely, 256580036 is an apocalyptic number.
It is an amenable number.
56580036 is an abundant number, since it is smaller than the sum of its proper divisors (75623868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56580036 is a wasteful number, since it uses less digits than its factorization.
56580036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6571 (or 6569 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 33.
The square root of 56580036 is about 7521.9702206270. The cubic root of 56580036 is about 383.9026174499.
It can be divided in two parts, 565 and 80036, that added together give a triangular number (80601 = T401).
The spelling of 56580036 in words is "fifty-six million, five hundred eighty thousand, thirty-six".
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