Base | Representation |
---|---|
bin | 1000110100101… |
… | …10100000101101 |
3 | 12011021102222110 |
4 | 10122112200231 |
5 | 122422014223 |
6 | 11202234233 |
7 | 1556063313 |
oct | 432264055 |
9 | 164242873 |
10 | 74016813 |
11 | 38864a22 |
12 | 20955979 |
13 | 12446c40 |
14 | 9b8a0b3 |
15 | 6770d93 |
hex | 469682d |
74016813 has 16 divisors (see below), whose sum is σ = 106436736. Its totient is φ = 45481920.
The previous prime is 74016791. The next prime is 74016821. The reversal of 74016813 is 31861047.
It is a happy number.
It is not a de Polignac number, because 74016813 - 26 = 74016749 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74016863) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45256 + ... + 46862.
It is an arithmetic number, because the mean of its divisors is an integer number (6652296).
Almost surely, 274016813 is an apocalyptic number.
It is an amenable number.
74016813 is a deficient number, since it is larger than the sum of its proper divisors (32419923).
74016813 is a wasteful number, since it uses less digits than its factorization.
74016813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2804.
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 74016813 is about 8603.3024473164. The cubic root of 74016813 is about 419.8654387528.
The spelling of 74016813 in words is "seventy-four million, sixteen thousand, eight hundred thirteen".
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