Base | Representation |
---|---|
bin | 1000111001100… |
… | …11111101001001 |
3 | 12012111012121100 |
4 | 10130303331021 |
5 | 123103133310 |
6 | 11224132013 |
7 | 1564420416 |
oct | 434637511 |
9 | 165435540 |
10 | 74661705 |
11 | 39165498 |
12 | 21007009 |
13 | 12611631 |
14 | 9cb710d |
15 | 684bec0 |
hex | 4733f49 |
74661705 has 36 divisors (see below), whose sum is σ = 137497932. Its totient is φ = 37470720.
The previous prime is 74661701. The next prime is 74661721. The reversal of 74661705 is 50716647.
It can be written as a sum of positive squares in 6 ways, for example, as 3697929 + 70963776 = 1923^2 + 8424^2 .
It is not a de Polignac number, because 74661705 - 22 = 74661701 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 74661705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74661701) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10135 + ... + 15875.
It is an arithmetic number, because the mean of its divisors is an integer number (3819387).
Almost surely, 274661705 is an apocalyptic number.
It is an amenable number.
74661705 is a deficient number, since it is larger than the sum of its proper divisors (62836227).
74661705 is a wasteful number, since it uses less digits than its factorization.
74661705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5786 (or 5766 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 74661705 is about 8640.7004924369. The cubic root of 74661705 is about 421.0813123542.
The spelling of 74661705 in words is "seventy-four million, six hundred sixty-one thousand, seven hundred five".
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