Base | Representation |
---|---|
bin | 1000111001101… |
… | …11100100100001 |
3 | 12012111221220210 |
4 | 10130313210201 |
5 | 123104122023 |
6 | 11224324333 |
7 | 1564511532 |
oct | 434674441 |
9 | 165457823 |
10 | 74676513 |
11 | 3917562a |
12 | 210136a9 |
13 | 126182b2 |
14 | 9cbc689 |
15 | 6851593 |
hex | 4737921 |
74676513 has 4 divisors (see below), whose sum is σ = 99568688. Its totient is φ = 49784340.
The previous prime is 74676491. The next prime is 74676527. The reversal of 74676513 is 31567647.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31567647 = 3 ⋅10522549.
It is not a de Polignac number, because 74676513 - 26 = 74676449 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (74676533) 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, 12446083 + ... + 12446088.
It is an arithmetic number, because the mean of its divisors is an integer number (24892172).
Almost surely, 274676513 is an apocalyptic number.
It is an amenable number.
74676513 is a deficient number, since it is larger than the sum of its proper divisors (24892175).
74676513 is a wasteful number, since it uses less digits than its factorization.
74676513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24892174.
The product of its digits is 105840, while the sum is 39.
The square root of 74676513 is about 8641.5573249270. The cubic root of 74676513 is about 421.1091488463.
The spelling of 74676513 in words is "seventy-four million, six hundred seventy-six thousand, five hundred thirteen".
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