Base | Representation |
---|---|
bin | 10010101000111110… |
… | …010000111101000010 |
3 | 1220122212022100102201 |
4 | 102220332100331002 |
5 | 311442234420332 |
6 | 13110013503414 |
7 | 1305661454113 |
oct | 225076207502 |
9 | 56585270381 |
10 | 20014763842 |
11 | 85408a3347 |
12 | 3a66aa1b6a |
13 | 1b6c776938 |
14 | d7c24a20a |
15 | 7c21d55e7 |
hex | 4a8f90f42 |
20014763842 has 16 divisors (see below), whose sum is σ = 30304185912. Its totient is φ = 9913805440.
The previous prime is 20014763779. The next prime is 20014763869. The reversal of 20014763842 is 24836741002.
It can be written as a sum of positive squares in 4 ways, for example, as 18109354041 + 1905409801 = 134571^2 + 43651^2 .
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, 17209 + ... + 200812.
Almost surely, 220014763842 is an apocalyptic number.
20014763842 is a deficient number, since it is larger than the sum of its proper divisors (10289422070).
20014763842 is a wasteful number, since it uses less digits than its factorization.
20014763842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218453.
The product of its (nonzero) digits is 64512, while the sum is 37.
The spelling of 20014763842 in words is "twenty billion, fourteen million, seven hundred sixty-three thousand, eight hundred forty-two".
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