Base | Representation |
---|---|
bin | 11000110011000011… |
… | …11000001100110000 |
3 | 1021100211011022020120 |
4 | 30121201320030300 |
5 | 204231140310412 |
6 | 10041020210240 |
7 | 650625305514 |
oct | 143141701460 |
9 | 37324138216 |
10 | 13313213232 |
11 | 5711a64170 |
12 | 26b6699980 |
13 | 1342247a87 |
14 | 9041bc144 |
15 | 52dbc0b8c |
hex | 319878330 |
13313213232 has 160 divisors (see below), whose sum is σ = 38847513600. Its totient is φ = 3893852160.
The previous prime is 13313213209. The next prime is 13313213321. The reversal of 13313213232 is 23231231331.
It is a super-3 number, since 3×133132132323 (a number of 31 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a nude number because it is divisible by every one of its digits.
It is a zygodrome in base 2.
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, 1807894 + ... + 1815242.
It is an arithmetic number, because the mean of its divisors is an integer number (242796960).
Almost surely, 213313213232 is an apocalyptic number.
13313213232 is a gapful number since it is divisible by the number (12) 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 13313213232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19423756800).
13313213232 is an abundant number, since it is smaller than the sum of its proper divisors (25534300368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13313213232 is a wasteful number, since it uses less digits than its factorization.
13313213232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7491 (or 7485 counting only the distinct ones).
The product of its digits is 1944, while the sum is 24.
Adding to 13313213232 its reverse (23231231331), we get a palindrome (36544444563).
The spelling of 13313213232 in words is "thirteen billion, three hundred thirteen million, two hundred thirteen thousand, two hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •