Base | Representation |
---|---|
bin | 1011010100010… |
… | …1111101000000 |
3 | 10022022211221211 |
4 | 2311011331000 |
5 | 44123104243 |
6 | 4413255504 |
7 | 1114336432 |
oct | 265057500 |
9 | 108284854 |
10 | 47472448 |
11 | 24884831 |
12 | 13a94594 |
13 | 9ab1b0a |
14 | 643a652 |
15 | 427ad9d |
hex | 2d45f40 |
47472448 has 28 divisors (see below), whose sum is σ = 95617792. Its totient is φ = 23379840.
The previous prime is 47472433. The next prime is 47472461. The reversal of 47472448 is 84427474.
It is a happy number.
It is a super-2 number, since 2×474724482 = 4507266638225408, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 47472448.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1248 + ... + 9823.
Almost surely, 247472448 is an apocalyptic number.
It is an amenable number.
47472448 is an abundant number, since it is smaller than the sum of its proper divisors (48145344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47472448 is a wasteful number, since it uses less digits than its factorization.
47472448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11150 (or 11140 counting only the distinct ones).
The product of its digits is 200704, while the sum is 40.
The square root of 47472448 is about 6890.0252539450. The cubic root of 47472448 is about 362.0877863672.
The spelling of 47472448 in words is "forty-seven million, four hundred seventy-two thousand, four hundred forty-eight".
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