Base | Representation |
---|---|
bin | 1011001110010… |
… | …0110110110100 |
3 | 10021120122101220 |
4 | 2303210312310 |
5 | 44022342430 |
6 | 4400550340 |
7 | 1111062066 |
oct | 263446664 |
9 | 107518356 |
10 | 47074740 |
11 | 24632a49 |
12 | 139223b0 |
13 | 99a2a9b |
14 | 6375736 |
15 | 41ed110 |
hex | 2ce4db4 |
47074740 has 48 divisors (see below), whose sum is σ = 136066560. Its totient is φ = 12147840.
The previous prime is 47074739. The next prime is 47074747. The reversal of 47074740 is 4747074.
47074740 is nontrivially palindromic in base 14.
It is a super-2 number, since 2×470747402 = 4432062292135200, which contains 22 as substring.
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47074747) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10795 + ... + 14514.
It is an arithmetic number, because the mean of its divisors is an integer number (2834720).
Almost surely, 247074740 is an apocalyptic number.
It is an amenable number.
47074740 is an abundant number, since it is smaller than the sum of its proper divisors (88991820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47074740 is a wasteful number, since it uses less digits than its factorization.
47074740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25352 (or 25350 counting only the distinct ones).
The product of its (nonzero) digits is 21952, while the sum is 33.
The square root of 47074740 is about 6861.1034098022. The cubic root of 47074740 is about 361.0738000811.
The spelling of 47074740 in words is "forty-seven million, seventy-four thousand, seven hundred forty".
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