Base | Representation |
---|---|
bin | 11000100111110111… |
… | …00100010000111000 |
3 | 1021010021102012121000 |
4 | 30103323210100320 |
5 | 204033114042044 |
6 | 10023423045000 |
7 | 645405026442 |
oct | 142373442070 |
9 | 37107365530 |
10 | 13219284024 |
11 | 5673a39821 |
12 | 268b140760 |
13 | 132894b56b |
14 | 8d592b492 |
15 | 525819d69 |
hex | 313ee4438 |
13219284024 has 32 divisors (see below), whose sum is σ = 36720234000. Its totient is φ = 4406427936.
The previous prime is 13219284007. The next prime is 13219284097. The reversal of 13219284024 is 42048291231.
13219284024 is a `hidden beast` number, since 13 + 219 + 28 + 402 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 13219284024.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30599979 + ... + 30600410.
Almost surely, 213219284024 is an apocalyptic number.
It is an amenable number.
13219284024 is an abundant number, since it is smaller than the sum of its proper divisors (23500949976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13219284024 is a wasteful number, since it uses less digits than its factorization.
13219284024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61200404 (or 61200394 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 36.
The spelling of 13219284024 in words is "thirteen billion, two hundred nineteen million, two hundred eighty-four thousand, twenty-four".
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