Base | Representation |
---|---|
bin | 100010110111001100… |
… | …0100001101010100000 |
3 | 21011020120021111121110 |
4 | 1011232120201222200 |
5 | 2211311242222021 |
6 | 54220530023320 |
7 | 5260154422641 |
oct | 1055630415240 |
9 | 234216244543 |
10 | 74866367136 |
11 | 298291267a0 |
12 | 12614717b40 |
13 | 70a16b8032 |
14 | 38a304d6c8 |
15 | 1e3296c476 |
hex | 116e621aa0 |
74866367136 has 192 divisors, whose sum is σ = 220504636800. Its totient is φ = 22041538560.
The previous prime is 74866367117. The next prime is 74866367183. The reversal of 74866367136 is 63176366847.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48331290 + ... + 48332838.
It is an arithmetic number, because the mean of its divisors is an integer number (1148461650).
Almost surely, 274866367136 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74866367136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110252318400).
74866367136 is an abundant number, since it is smaller than the sum of its proper divisors (145638269664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74866367136 is a wasteful number, since it uses less digits than its factorization.
74866367136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2847 (or 2839 counting only the distinct ones).
The product of its digits is 18289152, while the sum is 57.
The spelling of 74866367136 in words is "seventy-four billion, eight hundred sixty-six million, three hundred sixty-seven thousand, one hundred thirty-six".
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