Base | Representation |
---|---|
bin | 11000011010101010… |
… | …10010011110100000 |
3 | 1020211120010012000000 |
4 | 30031111102132200 |
5 | 203321244231100 |
6 | 10004430300000 |
7 | 642562101030 |
oct | 141525223640 |
9 | 36746105000 |
10 | 13108586400 |
11 | 5617500a88 |
12 | 265a057600 |
13 | 130ba30800 |
14 | 8c4d538c0 |
15 | 51ac50900 |
hex | 30d5527a0 |
13108586400 has 1512 divisors, whose sum is σ = 62501937120. Its totient is φ = 2620200960.
The previous prime is 13108586383. The next prime is 13108586401. The reversal of 13108586400 is 468580131.
13108586400 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 8 + 5 + 8 + 640 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (1512).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (13108586401) by changing a digit.
It is a polite number, since it can be written in 251 ways as a sum of consecutive naturals, for example, 689925591 + ... + 689925609.
It is an arithmetic number, because the mean of its divisors is an integer number (41337260).
Almost surely, 213108586400 is an apocalyptic number.
13108586400 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 13108586400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31250968560).
13108586400 is an abundant number, since it is smaller than the sum of its proper divisors (49393350720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13108586400 is a wasteful number, since it uses less digits than its factorization.
13108586400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90 (or 49 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The spelling of 13108586400 in words is "thirteen billion, one hundred eight million, five hundred eighty-six thousand, four hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •