Base | Representation |
---|---|
bin | 1101011010110… |
… | …1101101111000 |
3 | 10220220121222100 |
4 | 3112231231320 |
5 | 103402123242 |
6 | 5330223400 |
7 | 1252265223 |
oct | 326555570 |
9 | 126817870 |
10 | 56286072 |
11 | 29854617 |
12 | 16a24b60 |
13 | b87968b |
14 | 76925ba |
15 | 4e1c54c |
hex | 35adb78 |
56286072 has 48 divisors (see below), whose sum is σ = 155694240. Its totient is φ = 18361728.
The previous prime is 56286067. The next prime is 56286079. The reversal of 56286072 is 27068265.
It is a super-3 number, since 3×562860723 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56286079) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4933 + ... + 11700.
It is an arithmetic number, because the mean of its divisors is an integer number (3243630).
Almost surely, 256286072 is an apocalyptic number.
It is an amenable number.
56286072 is an abundant number, since it is smaller than the sum of its proper divisors (99408168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56286072 is a wasteful number, since it uses less digits than its factorization.
56286072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16692 (or 16685 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 56286072 is about 7502.4044145860. The cubic root of 56286072 is about 383.2366018475.
The spelling of 56286072 in words is "fifty-six million, two hundred eighty-six thousand, seventy-two".
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