Base | Representation |
---|---|
bin | 10110111111101001… |
… | …011000100111101000 |
3 | 2100201200211201212011 |
4 | 112333221120213220 |
5 | 401031133232410 |
6 | 15201551125304 |
7 | 1532562446305 |
oct | 267751304750 |
9 | 70650751764 |
10 | 24690133480 |
11 | a51aa337a1 |
12 | 4950813834 |
13 | 243629284c |
14 | 12a31660ac |
15 | 9978b518a |
hex | 5bfa589e8 |
24690133480 has 16 divisors (see below), whose sum is σ = 55552800420. Its totient is φ = 9876053376.
The previous prime is 24690133469. The next prime is 24690133487. The reversal of 24690133480 is 8433109642.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 24487868196 + 202265284 = 156486^2 + 14222^2 .
It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 617253337 = 24690133480 / (2 + 4 + 6 + 9 + 0 + 1 + 3 + 3 + 4 + 8 + 0).
It is not an unprimeable number, because it can be changed into a prime (24690133487) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308626629 + ... + 308626708.
Almost surely, 224690133480 is an apocalyptic number.
24690133480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
24690133480 is an abundant number, since it is smaller than the sum of its proper divisors (30862666940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24690133480 is a wasteful number, since it uses less digits than its factorization.
24690133480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 617253348 (or 617253344 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 40.
The spelling of 24690133480 in words is "twenty-four billion, six hundred ninety million, one hundred thirty-three thousand, four hundred eighty".
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