Base | Representation |
---|---|
bin | 1000111000101… |
… | …01010011101000 |
3 | 12012020211101211 |
4 | 10130111103220 |
5 | 123040124133 |
6 | 11221322504 |
7 | 1563355420 |
oct | 434252350 |
9 | 165224354 |
10 | 74536168 |
11 | 3908a143 |
12 | 20b66434 |
13 | 12599455 |
14 | 9c83480 |
15 | 6824bcd |
hex | 47154e8 |
74536168 has 32 divisors (see below), whose sum is σ = 160372800. Its totient is φ = 31813632.
The previous prime is 74536159. The next prime is 74536171. The reversal of 74536168 is 86163547.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 74536168.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11803 + ... + 16981.
It is an arithmetic number, because the mean of its divisors is an integer number (5011650).
Almost surely, 274536168 is an apocalyptic number.
It is an amenable number.
74536168 is an abundant number, since it is smaller than the sum of its proper divisors (85836632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74536168 is a wasteful number, since it uses less digits than its factorization.
74536168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5449 (or 5445 counting only the distinct ones).
The product of its digits is 120960, while the sum is 40.
The square root of 74536168 is about 8633.4331525761. The cubic root of 74536168 is about 420.8451763967.
The spelling of 74536168 in words is "seventy-four million, five hundred thirty-six thousand, one hundred sixty-eight".
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