Base | Representation |
---|---|
bin | 1011010100011… |
… | …1011111110000 |
3 | 10022100011121220 |
4 | 2311013133300 |
5 | 44123310033 |
6 | 4413345040 |
7 | 1114364031 |
oct | 265073760 |
9 | 108304556 |
10 | 47478768 |
11 | 24889557 |
12 | 13a98180 |
13 | 9ab495c |
14 | 643ca88 |
15 | 427cbb3 |
hex | 2d477f0 |
47478768 has 40 divisors (see below), whose sum is σ = 123408768. Its totient is φ = 15728832.
The previous prime is 47478757. The next prime is 47478791. The reversal of 47478768 is 86787474.
It is a self number, because there is not a number n which added to its sum of digits gives 47478768.
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, 5055 + ... + 10977.
Almost surely, 247478768 is an apocalyptic number.
47478768 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
47478768 is an abundant number, since it is smaller than the sum of its proper divisors (75930000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47478768 is a wasteful number, since it uses less digits than its factorization.
47478768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6101 (or 6095 counting only the distinct ones).
The product of its digits is 2107392, while the sum is 51.
The square root of 47478768 is about 6890.4838727044. The cubic root of 47478768 is about 362.1038538854.
The spelling of 47478768 in words is "forty-seven million, four hundred seventy-eight thousand, seven hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •