Base | Representation |
---|---|
bin | 1011011000011… |
… | …1000000001110 |
3 | 10022211101110012 |
4 | 2312013000032 |
5 | 44210121034 |
6 | 4423113222 |
7 | 1116526310 |
oct | 266070016 |
9 | 108741405 |
10 | 47738894 |
11 | 24a46a35 |
12 | 13ba2812 |
13 | 9b76188 |
14 | 64a97b0 |
15 | 42cecce |
hex | 2d8700e |
47738894 has 16 divisors (see below), whose sum is σ = 81932256. Its totient is φ = 20436000.
The previous prime is 47738893. The next prime is 47738903. The reversal of 47738894 is 49883774.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47738891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16904 + ... + 19524.
It is an arithmetic number, because the mean of its divisors is an integer number (5120766).
Almost surely, 247738894 is an apocalyptic number.
47738894 is a deficient number, since it is larger than the sum of its proper divisors (34193362).
47738894 is a wasteful number, since it uses less digits than its factorization.
47738894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3931.
The product of its digits is 1354752, while the sum is 50.
The square root of 47738894 is about 6909.3338318538. Note that the first 3 decimals coincide. The cubic root of 47738894 is about 362.7639463319.
The spelling of 47738894 in words is "forty-seven million, seven hundred thirty-eight thousand, eight hundred ninety-four".
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