Base | Representation |
---|---|
bin | 1000111000001… |
… | …00100111100101 |
3 | 12012010100122011 |
4 | 10130010213211 |
5 | 123030432223 |
6 | 11220034221 |
7 | 1562652220 |
oct | 434044745 |
9 | 165110564 |
10 | 74467813 |
11 | 39042852 |
12 | 20b32971 |
13 | 125742c4 |
14 | 9c665b7 |
15 | 680e80d |
hex | 47049e5 |
74467813 has 16 divisors (see below), whose sum is σ = 89821440. Its totient is φ = 60356736.
The previous prime is 74467801. The next prime is 74467829. The reversal of 74467813 is 31876447.
It is a cyclic number.
It is not a de Polignac number, because 74467813 - 25 = 74467781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74467843) 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, 11731 + ... + 16927.
It is an arithmetic number, because the mean of its divisors is an integer number (5613840).
Almost surely, 274467813 is an apocalyptic number.
It is an amenable number.
74467813 is a deficient number, since it is larger than the sum of its proper divisors (15353627).
74467813 is a wasteful number, since it uses less digits than its factorization.
74467813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5316.
The product of its digits is 112896, while the sum is 40.
The square root of 74467813 is about 8629.4735065356. The cubic root of 74467813 is about 420.7164886690.
The spelling of 74467813 in words is "seventy-four million, four hundred sixty-seven thousand, eight hundred thirteen".
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