Base | Representation |
---|---|
bin | 110010001101… |
… | …000000000000 |
3 | 220202121202000 |
4 | 302031000000 |
5 | 11332113243 |
6 | 1150024000 |
7 | 216601440 |
oct | 62150000 |
9 | 26677660 |
10 | 13160448 |
11 | 7479704 |
12 | 44a8000 |
13 | 295a262 |
14 | 1a68120 |
15 | 124e5d3 |
hex | c8d000 |
13160448 has 208 divisors, whose sum is σ = 47180160. Its totient is φ = 3538944.
The previous prime is 13160447. The next prime is 13160479. The reversal of 13160448 is 84406131.
13160448 is a `hidden beast` number, since 13 + 1 + 604 + 48 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13160447) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 774136 + ... + 774152.
Almost surely, 213160448 is an apocalyptic number.
13160448 is a gapful number since it is divisible by the number (18) 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 13160448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23590080).
13160448 is an abundant number, since it is smaller than the sum of its proper divisors (34019712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13160448 is an equidigital number, since it uses as much as digits as its factorization.
13160448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57 (or 29 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 13160448 is about 3627.7331765167. The cubic root of 13160448 is about 236.0968672540.
Adding to 13160448 its reverse (84406131), we get a palindrome (97566579).
It can be divided in two parts, 13 and 160448, that added together give a triangular number (160461 = T566).
The spelling of 13160448 in words is "thirteen million, one hundred sixty thousand, four hundred forty-eight".
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