Base | Representation |
---|---|
bin | 10010101100111111… |
… | …110111000000111111 |
3 | 1220211120101001221100 |
4 | 102230333313000333 |
5 | 312112031301001 |
6 | 13120425104143 |
7 | 1310441440425 |
oct | 225477670077 |
9 | 56746331840 |
10 | 20082290751 |
11 | 8575a25306 |
12 | 3a85628053 |
13 | 1b8075a8a3 |
14 | d871c7115 |
15 | 7c80c3586 |
hex | 4acff703f |
20082290751 has 6 divisors (see below), whose sum is σ = 29007753320. Its totient is φ = 13388193828.
The previous prime is 20082290717. The next prime is 20082290777. The reversal of 20082290751 is 15709228002.
It is not a de Polignac number, because 20082290751 - 27 = 20082290623 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 (20082290051) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1115682811 + ... + 1115682828.
Almost surely, 220082290751 is an apocalyptic number.
20082290751 is a deficient number, since it is larger than the sum of its proper divisors (8925462569).
20082290751 is a wasteful number, since it uses less digits than its factorization.
20082290751 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2231365645 (or 2231365642 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 36.
The spelling of 20082290751 in words is "twenty billion, eighty-two million, two hundred ninety thousand, seven hundred fifty-one".
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