Base | Representation |
---|---|
bin | 10010101011001110… |
… | …001011101000000110 |
3 | 1220202111022002000220 |
4 | 102223032023220012 |
5 | 312031414201013 |
6 | 13113442245210 |
7 | 1306630234116 |
oct | 225316135006 |
9 | 56674262026 |
10 | 20052490758 |
11 | 8560121113 |
12 | 3a77656806 |
13 | 1b77525961 |
14 | d8326b046 |
15 | 7c5688b23 |
hex | 4ab38ba06 |
20052490758 has 16 divisors (see below), whose sum is σ = 40106441520. Its totient is φ = 6683920256.
The previous prime is 20052490673. The next prime is 20052490789. The reversal of 20052490758 is 85709425002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211498 + ... + 291266.
It is an arithmetic number, because the mean of its divisors is an integer number (2506652595).
Almost surely, 220052490758 is an apocalyptic number.
20052490758 is an abundant number, since it is smaller than the sum of its proper divisors (20053950762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20052490758 is a wasteful number, since it uses less digits than its factorization.
20052490758 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121671.
The product of its (nonzero) digits is 201600, while the sum is 42.
The spelling of 20052490758 in words is "twenty billion, fifty-two million, four hundred ninety thousand, seven hundred fifty-eight".
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