Base | Representation |
---|---|
bin | 110100111010010111… |
… | …100111011111100010 |
3 | 12102122110021100000010 |
4 | 310322113213133202 |
5 | 1412323321010300 |
6 | 42033325505350 |
7 | 4050620465316 |
oct | 647227473742 |
9 | 172573240003 |
10 | 56813844450 |
11 | 22104a30260 |
12 | b016a12256 |
13 | 548562804c |
14 | 2a6d66db46 |
15 | 1727b8ba50 |
hex | d3a5e77e2 |
56813844450 has 384 divisors, whose sum is σ = 172032989184. Its totient is φ = 12238336000.
The previous prime is 56813844397. The next prime is 56813844457. The reversal of 56813844450 is 5444831865.
It is a self number, because there is not a number n which added to its sum of digits gives 56813844450.
It is not an unprimeable number, because it can be changed into a prime (56813844457) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 53546920 + ... + 53547980.
It is an arithmetic number, because the mean of its divisors is an integer number (448002576).
Almost surely, 256813844450 is an apocalyptic number.
56813844450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 56813844450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86016494592).
56813844450 is an abundant number, since it is smaller than the sum of its proper divisors (115219144734).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56813844450 is a wasteful number, since it uses less digits than its factorization.
56813844450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1210 (or 1205 counting only the distinct ones).
The product of its (nonzero) digits is 1843200, while the sum is 48.
The spelling of 56813844450 in words is "fifty-six billion, eight hundred thirteen million, eight hundred forty-four thousand, four hundred fifty".
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