Base | Representation |
---|---|
bin | 100101100001000110… |
… | …000001000011001100 |
3 | 10211222102211121101202 |
4 | 211201012001003030 |
5 | 1130000110012110 |
6 | 30301150525032 |
7 | 2624160366101 |
oct | 454106010314 |
9 | 124872747352 |
10 | 40283672780 |
11 | 160a20a065a |
12 | 7982b06778 |
13 | 3a4ca84890 |
14 | 1d42130aa8 |
15 | 10ab86d0a5 |
hex | 9611810cc |
40283672780 has 96 divisors (see below), whose sum is σ = 91930507200. Its totient is φ = 14739379200.
The previous prime is 40283672773. The next prime is 40283672797. The reversal of 40283672780 is 8727638204.
It is a super-2 number, since 2×402836727802 (a number of 22 digits) contains 22 as substring.
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, 21189830 + ... + 21191730.
It is an arithmetic number, because the mean of its divisors is an integer number (957609450).
Almost surely, 240283672780 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 40283672780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45965253600).
40283672780 is an abundant number, since it is smaller than the sum of its proper divisors (51646834420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40283672780 is a wasteful number, since it uses less digits than its factorization.
40283672780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2619 (or 2617 counting only the distinct ones).
The product of its (nonzero) digits is 903168, while the sum is 47.
The spelling of 40283672780 in words is "forty billion, two hundred eighty-three million, six hundred seventy-two thousand, seven hundred eighty".
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