Base | Representation |
---|---|
bin | 100111000111101111… |
… | …100011101101000100 |
3 | 11000102110101200212020 |
4 | 213013233203231010 |
5 | 1142011443314120 |
6 | 31144110523140 |
7 | 3014641510632 |
oct | 470757435504 |
9 | 130373350766 |
10 | 42005838660 |
11 | 168a6223345 |
12 | 81838064b0 |
13 | 3c657c2346 |
14 | 2066b46352 |
15 | 115cb4e640 |
hex | 9c7be3b44 |
42005838660 has 24 divisors (see below), whose sum is σ = 117616348416. Its totient is φ = 11201556960.
The previous prime is 42005838659. The next prime is 42005838661. The reversal of 42005838660 is 6683850024.
It is an interprime number because it is at equal distance from previous prime (42005838659) and next prime (42005838661).
It is not an unprimeable number, because it can be changed into a prime (42005838661) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350048596 + ... + 350048715.
It is an arithmetic number, because the mean of its divisors is an integer number (4900681184).
Almost surely, 242005838660 is an apocalyptic number.
It is an amenable number.
42005838660 is an abundant number, since it is smaller than the sum of its proper divisors (75610509756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42005838660 is a wasteful number, since it uses less digits than its factorization.
42005838660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 700097323 (or 700097321 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 42.
The spelling of 42005838660 in words is "forty-two billion, five million, eight hundred thirty-eight thousand, six hundred sixty".
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