Base | Representation |
---|---|
bin | 1110111110011110111110… |
… | …1101111011011110000100 |
3 | 2011022012020212011001100011 |
4 | 3233213233231323132010 |
5 | 4124242130122042020 |
6 | 55004355511200004 |
7 | 3316450322556331 |
oct | 357475755733604 |
9 | 64265225131304 |
10 | 16466631440260 |
11 | 5279506189071 |
12 | 1a1b415676004 |
13 | 925a48405881 |
14 | 40cdbc591988 |
15 | 1d85052dd35a |
hex | ef9efb7b784 |
16466631440260 has 96 divisors (see below), whose sum is σ = 36124746779520. Its totient is φ = 6298568460288.
The previous prime is 16466631440227. The next prime is 16466631440299. The reversal of 16466631440260 is 6204413666461.
It is a super-2 number, since 2×164666314402602 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200926012 + ... + 201007948.
It is an arithmetic number, because the mean of its divisors is an integer number (376299445620).
Almost surely, 216466631440260 is an apocalyptic number.
16466631440260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16466631440260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18062373389760).
16466631440260 is an abundant number, since it is smaller than the sum of its proper divisors (19658115339260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16466631440260 is a wasteful number, since it uses less digits than its factorization.
16466631440260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86645 (or 86643 counting only the distinct ones).
The product of its (nonzero) digits is 2985984, while the sum is 49.
The spelling of 16466631440260 in words is "sixteen trillion, four hundred sixty-six billion, six hundred thirty-one million, four hundred forty thousand, two hundred sixty".
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