Base | Representation |
---|---|
bin | 10010111010000011… |
… | …101101000101000000 |
3 | 1221101211200002122210 |
4 | 102322003231011000 |
5 | 313034124334212 |
6 | 13154253302120 |
7 | 1316042034123 |
oct | 227203550500 |
9 | 57354602583 |
10 | 20301402432 |
11 | 8678681143 |
12 | 3b26a94940 |
13 | 1bb6c76b7c |
14 | da83423ba |
15 | 7dc45553c |
hex | 4ba0ed140 |
20301402432 has 56 divisors (see below), whose sum is σ = 53760904416. Its totient is φ = 6761241088.
The previous prime is 20301402421. The next prime is 20301402449. The reversal of 20301402432 is 23420410302.
It is a junction number, because it is equal to n+sod(n) for n = 20301402399 and 20301402408.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177838 + ... + 268754.
Almost surely, 220301402432 is an apocalyptic number.
It is an amenable number.
20301402432 is an abundant number, since it is smaller than the sum of its proper divisors (33459501984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20301402432 is a wasteful number, since it uses less digits than its factorization.
20301402432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92095 (or 92085 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 20301402432 its reverse (23420410302), we get a palindrome (43721812734).
The spelling of 20301402432 in words is "twenty billion, three hundred one million, four hundred two thousand, four hundred thirty-two".
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