Base | Representation |
---|---|
bin | 1000111001000… |
… | …11001100001111 |
3 | 12012100201102011 |
4 | 10130203030033 |
5 | 123043434124 |
6 | 11222442051 |
7 | 1564013263 |
oct | 434431417 |
9 | 165321364 |
10 | 74593039 |
11 | 39118944 |
12 | 20b93327 |
13 | 125b92c1 |
14 | 9c9a0a3 |
15 | 6836994 |
hex | 472330f |
74593039 has 4 divisors (see below), whose sum is σ = 74833200. Its totient is φ = 74352880.
The previous prime is 74593019. The next prime is 74593061. The reversal of 74593039 is 93039547.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93039547 = 4201 ⋅22147.
It is a cyclic number.
It is not a de Polignac number, because 74593039 - 25 = 74593007 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 74592992 and 74593010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74593019) by changing a digit.
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, 119614 + ... + 120235.
It is an arithmetic number, because the mean of its divisors is an integer number (18708300).
Almost surely, 274593039 is an apocalyptic number.
74593039 is a deficient number, since it is larger than the sum of its proper divisors (240161).
74593039 is a wasteful number, since it uses less digits than its factorization.
74593039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240160.
The product of its (nonzero) digits is 102060, while the sum is 40.
The square root of 74593039 is about 8636.7261737304. The cubic root of 74593039 is about 420.9521839612.
The spelling of 74593039 in words is "seventy-four million, five hundred ninety-three thousand, thirty-nine".
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