Base | Representation |
---|---|
bin | 1011111111000110001100… |
… | …0001000011110110011110 |
3 | 1201122212022202012201100210 |
4 | 2333301203001003312132 |
5 | 3211404303421331210 |
6 | 44010101434033250 |
7 | 2530060340156256 |
oct | 277614301036636 |
9 | 51585282181323 |
10 | 13178620886430 |
11 | 4221026a1949a |
12 | 158a131578826 |
13 | 74797a984c1c |
14 | 337bc49c8966 |
15 | 17cc15c73e20 |
hex | bfc63043d9e |
13178620886430 has 64 divisors (see below), whose sum is σ = 31652783382528. Its totient is φ = 3511622453760.
The previous prime is 13178620886329. The next prime is 13178620886549. The reversal of 13178620886430 is 3468802687131.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
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, 606935254 + ... + 606956966.
It is an arithmetic number, because the mean of its divisors is an integer number (494574740352).
Almost surely, 213178620886430 is an apocalyptic number.
13178620886430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13178620886430 is an abundant number, since it is smaller than the sum of its proper divisors (18474162496098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13178620886430 is a wasteful number, since it uses less digits than its factorization.
13178620886430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36201.
The product of its (nonzero) digits is 9289728, while the sum is 57.
The spelling of 13178620886430 in words is "thirteen trillion, one hundred seventy-eight billion, six hundred twenty million, eight hundred eighty-six thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •