Base | Representation |
---|---|
bin | 100000010000100101… |
… | …0000110110001000000 |
3 | 20121210221120221121000 |
4 | 1000201022012301000 |
5 | 2113334044232031 |
6 | 51454100132000 |
7 | 5001501235431 |
oct | 1004112066100 |
9 | 217727527530 |
10 | 69275774016 |
11 | 2741a4063a9 |
12 | 11514397000 |
13 | 66c03a5477 |
14 | 34d2773488 |
15 | 1c06c553e6 |
hex | 1021286c40 |
69275774016 has 224 divisors, whose sum is σ = 208829371520. Its totient is φ = 22507849728.
The previous prime is 69275773991. The next prime is 69275774089. The reversal of 69275774016 is 61047757296.
69275774016 is a `hidden beast` number, since 6 + 9 + 27 + 577 + 40 + 1 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63380766 + ... + 63381858.
It is an arithmetic number, because the mean of its divisors is an integer number (932273980).
Almost surely, 269275774016 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 69275774016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104414685760).
69275774016 is an abundant number, since it is smaller than the sum of its proper divisors (139553597504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69275774016 is a wasteful number, since it uses less digits than its factorization.
69275774016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2010 (or 1994 counting only the distinct ones).
The product of its (nonzero) digits is 4445280, while the sum is 54.
The spelling of 69275774016 in words is "sixty-nine billion, two hundred seventy-five million, seven hundred seventy-four thousand, sixteen".
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