Base | Representation |
---|---|
bin | 10011000100100100… |
… | …001110101110111110 |
3 | 1221212010101222220101 |
4 | 103010210032232332 |
5 | 313414242413204 |
6 | 13223552111314 |
7 | 1323312405226 |
oct | 230444165676 |
9 | 57763358811 |
10 | 20477701054 |
11 | 8759145988 |
12 | 3b75b3553a |
13 | 1c14653095 |
14 | dc3915086 |
15 | 7ecb7bea4 |
hex | 4c490ebbe |
20477701054 has 32 divisors (see below), whose sum is σ = 31531335264. Its totient is φ = 9970421760.
The previous prime is 20477701039. The next prime is 20477701063. The reversal of 20477701054 is 45010777402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11680642 + ... + 11682394.
It is an arithmetic number, because the mean of its divisors is an integer number (985354227).
Almost surely, 220477701054 is an apocalyptic number.
20477701054 is a deficient number, since it is larger than the sum of its proper divisors (11053634210).
20477701054 is a wasteful number, since it uses less digits than its factorization.
20477701054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2572.
The product of its (nonzero) digits is 54880, while the sum is 37.
The spelling of 20477701054 in words is "twenty billion, four hundred seventy-seven million, seven hundred one thousand, fifty-four".
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