Base | Representation |
---|---|
bin | 1000111001010… |
… | …11000111100001 |
3 | 12012102100221121 |
4 | 10130223013201 |
5 | 123101004010 |
6 | 11223252241 |
7 | 1564210033 |
oct | 434530741 |
9 | 165370847 |
10 | 74625505 |
11 | 39140279 |
12 | 20baa081 |
13 | 125cb006 |
14 | 9ca7c53 |
15 | 68413da |
hex | 472b1e1 |
74625505 has 4 divisors (see below), whose sum is σ = 89550612. Its totient is φ = 59700400.
The previous prime is 74625487. The next prime is 74625517. The reversal of 74625505 is 50552647.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 46662561 + 27962944 = 6831^2 + 5288^2 .
It is not a de Polignac number, because 74625505 - 27 = 74625377 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7462546 + ... + 7462555.
It is an arithmetic number, because the mean of its divisors is an integer number (22387653).
Almost surely, 274625505 is an apocalyptic number.
It is an amenable number.
74625505 is a deficient number, since it is larger than the sum of its proper divisors (14925107).
74625505 is a wasteful number, since it uses less digits than its factorization.
74625505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14925106.
The product of its (nonzero) digits is 42000, while the sum is 34.
The square root of 74625505 is about 8638.6055008896. The cubic root of 74625505 is about 421.0132470823.
The spelling of 74625505 in words is "seventy-four million, six hundred twenty-five thousand, five hundred five".
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