Base | Representation |
---|---|
bin | 100111001000000111… |
… | …111101011011101100 |
3 | 11000102220102200200020 |
4 | 213020013331123230 |
5 | 1142020113014000 |
6 | 31144500002140 |
7 | 3015050052414 |
oct | 471007753354 |
9 | 130386380606 |
10 | 42012235500 |
11 | 168a98a2394 |
12 | 8185990350 |
13 | 3c66c21b61 |
14 | 206792d644 |
15 | 115d4b4ba0 |
hex | 9c81fd6ec |
42012235500 has 96 divisors (see below), whose sum is σ = 122554181568. Its totient is φ = 11183616000.
The previous prime is 42012235487. The next prime is 42012235513. The reversal of 42012235500 is 553221024.
It is an interprime number because it is at equal distance from previous prime (42012235487) and next prime (42012235513).
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, 841230 + ... + 889770.
It is an arithmetic number, because the mean of its divisors is an integer number (1276606058).
Almost surely, 242012235500 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 42012235500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61277090784).
42012235500 is an abundant number, since it is smaller than the sum of its proper divisors (80541946068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42012235500 is a wasteful number, since it uses less digits than its factorization.
42012235500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49140 (or 49128 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 24.
Adding to 42012235500 its reverse (553221024), we get a palindrome (42565456524).
The spelling of 42012235500 in words is "forty-two billion, twelve million, two hundred thirty-five thousand, five hundred".
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