Base | Representation |
---|---|
bin | 10010101111010001… |
… | …111001011000011010 |
3 | 1220221020102000221200 |
4 | 102233101321120122 |
5 | 312201331322331 |
6 | 13124313415030 |
7 | 1311415024020 |
oct | 225721713032 |
9 | 56836360850 |
10 | 20120573466 |
11 | 85955a2714 |
12 | 3a9640a476 |
13 | 1b88672896 |
14 | d8c310710 |
15 | 7cb6365e6 |
hex | 4af47961a |
20120573466 has 48 divisors (see below), whose sum is σ = 51988569984. Its totient is φ = 5498789472.
The previous prime is 20120573387. The next prime is 20120573513. The reversal of 20120573466 is 66437502102.
20120573466 is a `hidden beast` number, since 2 + 0 + 1 + 20 + 573 + 4 + 66 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 20120573466.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3468561 + ... + 3474356.
It is an arithmetic number, because the mean of its divisors is an integer number (1083095208).
Almost surely, 220120573466 is an apocalyptic number.
20120573466 is an abundant number, since it is smaller than the sum of its proper divisors (31867996518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120573466 is a wasteful number, since it uses less digits than its factorization.
20120573466 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6942955 (or 6942952 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The spelling of 20120573466 in words is "twenty billion, one hundred twenty million, five hundred seventy-three thousand, four hundred sixty-six".
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