Base | Representation |
---|---|
bin | 1101100010000… |
… | …0111101000110 |
3 | 10221210121110100 |
4 | 3120200331012 |
5 | 104012224321 |
6 | 5344304530 |
7 | 1256302320 |
oct | 330407506 |
9 | 127717410 |
10 | 56758086 |
11 | 2a047210 |
12 | 17012146 |
13 | b9b3488 |
14 | 7776610 |
15 | 4eb2326 |
hex | 3620f46 |
56758086 has 96 divisors (see below), whose sum is σ = 158386176. Its totient is φ = 14256000.
The previous prime is 56758021. The next prime is 56758099. The reversal of 56758086 is 68085765.
56758086 is a `hidden beast` number, since 5 + 67 + 580 + 8 + 6 = 666.
It is a nialpdrome in base 14.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42306 + ... + 43626.
It is an arithmetic number, because the mean of its divisors is an integer number (1649856).
Almost surely, 256758086 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56758086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79193088).
56758086 is an abundant number, since it is smaller than the sum of its proper divisors (101628090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56758086 is a wasteful number, since it uses less digits than its factorization.
56758086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1378 (or 1375 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 45.
The square root of 56758086 is about 7533.7962542134. The cubic root of 56758086 is about 384.3048929445.
It can be divided in two parts, 567 and 58086, that added together give a triangular number (58653 = T342).
The spelling of 56758086 in words is "fifty-six million, seven hundred fifty-eight thousand, eighty-six".
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