Base | Representation |
---|---|
bin | 1000010000110… |
… | …11100110010000 |
3 | 11211102202212110 |
4 | 10020123212100 |
5 | 120221202211 |
6 | 10513425320 |
7 | 1501126242 |
oct | 410334620 |
9 | 154382773 |
10 | 69319056 |
11 | 36146484 |
12 | 1b26b240 |
13 | 114908c1 |
14 | 92c6092 |
15 | 6143ea6 |
hex | 421b990 |
69319056 has 80 divisors (see below), whose sum is σ = 192023424. Its totient is φ = 21491712.
The previous prime is 69319039. The next prime is 69319067. The reversal of 69319056 is 65091396.
It is a super-2 number, since 2×693190562 = 9610263049462272, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40000 + ... + 41696.
Almost surely, 269319056 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69319056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96011712).
69319056 is an abundant number, since it is smaller than the sum of its proper divisors (122704368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69319056 is a wasteful number, since it uses less digits than its factorization.
69319056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1768 (or 1762 counting only the distinct ones).
The product of its (nonzero) digits is 43740, while the sum is 39.
The square root of 69319056 is about 8325.8066275887. The cubic root of 69319056 is about 410.7878090819.
It can be divided in two parts, 69 and 319056, that multiplied together give a square (22014864 = 46922).
The spelling of 69319056 in words is "sixty-nine million, three hundred nineteen thousand, fifty-six".
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