Base | Representation |
---|---|
bin | 1000110110100… |
… | …11010100010000 |
3 | 12011202002121212 |
4 | 10123103110100 |
5 | 123003001442 |
6 | 11211435252 |
7 | 1561151402 |
oct | 433232420 |
9 | 164662555 |
10 | 74265872 |
11 | 38a1505a |
12 | 20a55b28 |
13 | 12503405 |
14 | 9c12b72 |
15 | 67bea82 |
hex | 46d3510 |
74265872 has 20 divisors (see below), whose sum is σ = 145509660. Its totient is φ = 36715008.
The previous prime is 74265871. The next prime is 74265899. The reversal of 74265872 is 27856247.
It can be written as a sum of positive squares in 2 ways, for example, as 49505296 + 24760576 = 7036^2 + 4976^2 .
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (74265871) 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 3 ways as a sum of consecutive naturals, for example, 24653 + ... + 27500.
It is an arithmetic number, because the mean of its divisors is an integer number (7275483).
Almost surely, 274265872 is an apocalyptic number.
It is an amenable number.
74265872 is a deficient number, since it is larger than the sum of its proper divisors (71243788).
74265872 is a wasteful number, since it uses less digits than its factorization.
74265872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52250 (or 52244 counting only the distinct ones).
The product of its digits is 188160, while the sum is 41.
The square root of 74265872 is about 8617.7649074455. The cubic root of 74265872 is about 420.3358462647.
The spelling of 74265872 in words is "seventy-four million, two hundred sixty-five thousand, eight hundred seventy-two".
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