Base | Representation |
---|---|
bin | 100111001000110110… |
… | …011110111100111100 |
3 | 11000110202101022022222 |
4 | 213020312132330330 |
5 | 1142031223301140 |
6 | 31150013224512 |
7 | 3015255526136 |
oct | 471066367474 |
9 | 130422338288 |
10 | 42024431420 |
11 | 16905772364 |
12 | 8189a92138 |
13 | 3c6960208a |
14 | 20693c6056 |
15 | 115e5c35b5 |
hex | 9c8d9ef3c |
42024431420 has 48 divisors (see below), whose sum is σ = 95892787200. Its totient is φ = 15411332160.
The previous prime is 42024431413. The next prime is 42024431461. The reversal of 42024431420 is 2413442024.
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 42024431420.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1771940 + ... + 1795499.
It is an arithmetic number, because the mean of its divisors is an integer number (1997766400).
Almost surely, 242024431420 is an apocalyptic number.
It is an amenable number.
42024431420 is an abundant number, since it is smaller than the sum of its proper divisors (53868355780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42024431420 is a wasteful number, since it uses less digits than its factorization.
42024431420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3567498 (or 3567496 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 26.
Adding to 42024431420 its reverse (2413442024), we get a palindrome (44437873444).
The spelling of 42024431420 in words is "forty-two billion, twenty-four million, four hundred thirty-one thousand, four hundred twenty".
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