Base | Representation |
---|---|
bin | 11000011111001110… |
… | …10111110110110100 |
3 | 1020221020011202221120 |
4 | 30033213113312310 |
5 | 203411100201320 |
6 | 10012315143540 |
7 | 643535435316 |
oct | 141747276664 |
9 | 36836152846 |
10 | 13146881460 |
11 | 5637087699 |
12 | 266aa44bb0 |
13 | 131694b2cb |
14 | 8ca0817b6 |
15 | 51e2b7440 |
hex | 30f9d7db4 |
13146881460 has 48 divisors (see below), whose sum is σ = 38080627200. Its totient is φ = 3384943744.
The previous prime is 13146881417. The next prime is 13146881471. The reversal of 13146881460 is 6418864131.
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, 3776100 + ... + 3779579.
It is an arithmetic number, because the mean of its divisors is an integer number (793346400).
Almost surely, 213146881460 is an apocalyptic number.
13146881460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13146881460 is an abundant number, since it is smaller than the sum of its proper divisors (24933745740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13146881460 is a wasteful number, since it uses less digits than its factorization.
13146881460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7555720 (or 7555718 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 42.
The spelling of 13146881460 in words is "thirteen billion, one hundred forty-six million, eight hundred eighty-one thousand, four hundred sixty".
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