Base | Representation |
---|---|
bin | 1011001101110… |
… | …1010111101000 |
3 | 10021112002100001 |
4 | 2303131113220 |
5 | 44020402242 |
6 | 4400152344 |
7 | 1110603505 |
oct | 263352750 |
9 | 107462301 |
10 | 47044072 |
11 | 246119a9 |
12 | 139086b4 |
13 | 9991b3a |
14 | 63684ac |
15 | 41e3eb7 |
hex | 2cdd5e8 |
47044072 has 32 divisors (see below), whose sum is σ = 90515880. Its totient is φ = 22913280.
The previous prime is 47044069. The next prime is 47044087. The reversal of 47044072 is 27044074.
It can be written as a sum of positive squares in 4 ways, for example, as 14485636 + 32558436 = 3806^2 + 5706^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 47044072.
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, 76438 + ... + 77050.
Almost surely, 247044072 is an apocalyptic number.
It is an amenable number.
47044072 is a deficient number, since it is larger than the sum of its proper divisors (43471808).
47044072 is a wasteful number, since it uses less digits than its factorization.
47044072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 853 (or 849 counting only the distinct ones).
The product of its (nonzero) digits is 6272, while the sum is 28.
The square root of 47044072 is about 6858.8681281972. The cubic root of 47044072 is about 360.9953729044.
The spelling of 47044072 in words is "forty-seven million, forty-four thousand, seventy-two".
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