Base | Representation |
---|---|
bin | 1000110111010… |
… | …01010100010001 |
3 | 12011220200020101 |
4 | 10123221110101 |
5 | 123013342420 |
6 | 11213412401 |
7 | 1562005204 |
oct | 433512421 |
9 | 164820211 |
10 | 74355985 |
11 | 38a76830 |
12 | 20a9a101 |
13 | 12535432 |
14 | 9c3793b |
15 | 67db60a |
hex | 46e9511 |
74355985 has 32 divisors (see below), whose sum is σ = 100108800. Its totient is φ = 52565760.
The previous prime is 74355961. The next prime is 74356013. The reversal of 74355985 is 58955347.
It is not a de Polignac number, because 74355985 - 27 = 74355857 is a prime.
It is a super-3 number, since 3×743559853 (a number of 25 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 473527 + ... + 473683.
It is an arithmetic number, because the mean of its divisors is an integer number (3128400).
Almost surely, 274355985 is an apocalyptic number.
It is an amenable number.
74355985 is a deficient number, since it is larger than the sum of its proper divisors (25752815).
74355985 is a wasteful number, since it uses less digits than its factorization.
74355985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 361.
The product of its digits is 756000, while the sum is 46.
The square root of 74355985 is about 8622.9916502337. The cubic root of 74355985 is about 420.5057871063.
The spelling of 74355985 in words is "seventy-four million, three hundred fifty-five thousand, nine hundred eighty-five".
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