Base | Representation |
---|---|
bin | 1000110110110… |
… | …11111001010101 |
3 | 12011210212211101 |
4 | 10123123321111 |
5 | 123010113023 |
6 | 11212310101 |
7 | 1561356013 |
oct | 433337125 |
9 | 164725741 |
10 | 74301013 |
11 | 38a394a6 |
12 | 20a72331 |
13 | 125163c7 |
14 | 9c218b3 |
15 | 67ca1ad |
hex | 46dbe55 |
74301013 has 4 divisors (see below), whose sum is σ = 74590380. Its totient is φ = 74011648.
The previous prime is 74301011. The next prime is 74301083. The reversal of 74301013 is 31010347.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31010347 = 67 ⋅462841.
It can be written as a sum of positive squares in 2 ways, for example, as 61748164 + 12552849 = 7858^2 + 3543^2 .
It is a cyclic number.
It is not a de Polignac number, because 74301013 - 21 = 74301011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74301011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144298 + ... + 144811.
It is an arithmetic number, because the mean of its divisors is an integer number (18647595).
Almost surely, 274301013 is an apocalyptic number.
It is an amenable number.
74301013 is a deficient number, since it is larger than the sum of its proper divisors (289367).
74301013 is a wasteful number, since it uses less digits than its factorization.
74301013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 289366.
The product of its (nonzero) digits is 252, while the sum is 19.
The square root of 74301013 is about 8619.8035360442. The cubic root of 74301013 is about 420.4021337461.
The spelling of 74301013 in words is "seventy-four million, three hundred one thousand, thirteen".
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