Base | Representation |
---|---|
bin | 10010101110100010… |
… | …000111000000010010 |
3 | 1220220100211120222120 |
4 | 102232202013000102 |
5 | 312140124440404 |
6 | 13123145115110 |
7 | 1311203400564 |
oct | 225642070022 |
9 | 56810746876 |
10 | 20108046354 |
11 | 8589516930 |
12 | 3a92188a96 |
13 | 1b85ba79a6 |
14 | d8a7ad334 |
15 | 7ca4ae9d9 |
hex | 4ae887012 |
20108046354 has 64 divisors (see below), whose sum is σ = 44188457472. Its totient is φ = 6049568000.
The previous prime is 20108046323. The next prime is 20108046383. The reversal of 20108046354 is 45364080102.
It is a super-2 number, since 2×201080463542 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6006109 + ... + 6009455.
It is an arithmetic number, because the mean of its divisors is an integer number (690444648).
Almost surely, 220108046354 is an apocalyptic number.
20108046354 is an abundant number, since it is smaller than the sum of its proper divisors (24080411118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20108046354 is a wasteful number, since it uses less digits than its factorization.
20108046354 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3991.
The product of its (nonzero) digits is 23040, while the sum is 33.
The spelling of 20108046354 in words is "twenty billion, one hundred eight million, forty-six thousand, three hundred fifty-four".
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