Base | Representation |
---|---|
bin | 100000001001001110… |
… | …0000011011010110111 |
3 | 20121011201220102021112 |
4 | 1000102130003122313 |
5 | 2112332334230123 |
6 | 51413355105235 |
7 | 4662412203005 |
oct | 1002234033267 |
9 | 217151812245 |
10 | 69028820663 |
11 | 27302a73720 |
12 | 1146574221b |
13 | 668118b71a |
14 | 34aba4ba75 |
15 | 1be0223d78 |
hex | 10127036b7 |
69028820663 has 8 divisors (see below), whose sum is σ = 75641857536. Its totient is φ = 62472065400.
The previous prime is 69028820657. The next prime is 69028820677. The reversal of 69028820663 is 36602882096.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 69028820663 - 28 = 69028820407 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69028820683) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14067833 + ... + 14072738.
It is an arithmetic number, because the mean of its divisors is an integer number (9455232192).
Almost surely, 269028820663 is an apocalyptic number.
69028820663 is a deficient number, since it is larger than the sum of its proper divisors (6613036873).
69028820663 is a wasteful number, since it uses less digits than its factorization.
69028820663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28140805.
The product of its (nonzero) digits is 1492992, while the sum is 50.
The spelling of 69028820663 in words is "sixty-nine billion, twenty-eight million, eight hundred twenty thousand, six hundred sixty-three".
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