Base | Representation |
---|---|
bin | 1101100010000… |
… | …0101000010000 |
3 | 10221210112121221 |
4 | 3120200220100 |
5 | 104012204002 |
6 | 5344254424 |
7 | 1256265403 |
oct | 330405020 |
9 | 127715557 |
10 | 56756752 |
11 | 2a046208 |
12 | 17011414 |
13 | b9b29a0 |
14 | 7775d3a |
15 | 4eb1c37 |
hex | 3620a10 |
56756752 has 40 divisors (see below), whose sum is σ = 118914264. Its totient is φ = 26087424.
The previous prime is 56756747. The next prime is 56756767. The reversal of 56756752 is 25765765.
It can be written as a sum of positive squares in 4 ways, for example, as 746496 + 56010256 = 864^2 + 7484^2 .
It is a junction number, because it is equal to n+sod(n) for n = 56756699 and 56756708.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73038 + ... + 73810.
Almost surely, 256756752 is an apocalyptic number.
56756752 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56756752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59457132).
56756752 is an abundant number, since it is smaller than the sum of its proper divisors (62157512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56756752 is a wasteful number, since it uses less digits than its factorization.
56756752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1147 (or 1141 counting only the distinct ones).
The product of its digits is 441000, while the sum is 43.
The square root of 56756752 is about 7533.7077193106. The cubic root of 56756752 is about 384.3018821151.
The spelling of 56756752 in words is "fifty-six million, seven hundred fifty-six thousand, seven hundred fifty-two".
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