Base | Representation |
---|---|
bin | 1011010100000… |
… | …1011000100010 |
3 | 10022021220021120 |
4 | 2311001120202 |
5 | 44122004410 |
6 | 4413033110 |
7 | 1114231032 |
oct | 265013042 |
9 | 108256246 |
10 | 47453730 |
11 | 24871765 |
12 | 13a85796 |
13 | 9aa643c |
14 | 64338c2 |
15 | 4275570 |
hex | 2d41622 |
47453730 has 32 divisors (see below), whose sum is σ = 115760448. Its totient is φ = 12446400.
The previous prime is 47453729. The next prime is 47453743. The reversal of 47453730 is 3735474.
It is a junction number, because it is equal to n+sod(n) for n = 47453691 and 47453700.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11136 + ... + 14795.
It is an arithmetic number, because the mean of its divisors is an integer number (3617514).
Almost surely, 247453730 is an apocalyptic number.
47453730 is an abundant number, since it is smaller than the sum of its proper divisors (68306718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47453730 is a wasteful number, since it uses less digits than its factorization.
47453730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26002.
The product of its (nonzero) digits is 35280, while the sum is 33.
The square root of 47453730 is about 6888.6667795735. Note that the first 3 decimals coincide. The cubic root of 47453730 is about 362.0401906884.
The spelling of 47453730 in words is "forty-seven million, four hundred fifty-three thousand, seven hundred thirty".
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