Base | Representation |
---|---|
bin | 10011000001110110… |
… | …101010001010001011 |
3 | 1221201221210022122102 |
4 | 103001312222022023 |
5 | 313321120402311 |
6 | 13215244544015 |
7 | 1322220560114 |
oct | 230166521213 |
9 | 57657708572 |
10 | 20432200331 |
11 | 8735498584 |
12 | 3b6285200b |
13 | 1c080b188a |
14 | dbb86d20b |
15 | 7e8b9043b |
hex | 4c1daa28b |
20432200331 has 8 divisors (see below), whose sum is σ = 20653411584. Its totient is φ = 20211428520.
The previous prime is 20432200303. The next prime is 20432200337. The reversal of 20432200331 is 13300223402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20432200331 - 218 = 20431938187 is a prime.
It is a super-2 number, since 2×204322003312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20432200337) 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, 15935 + ... + 202776.
It is an arithmetic number, because the mean of its divisors is an integer number (2581676448).
Almost surely, 220432200331 is an apocalyptic number.
20432200331 is a deficient number, since it is larger than the sum of its proper divisors (221211253).
20432200331 is a wasteful number, since it uses less digits than its factorization.
20432200331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219721.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 20432200331 its reverse (13300223402), we get a palindrome (33732423733).
The spelling of 20432200331 in words is "twenty billion, four hundred thirty-two million, two hundred thousand, three hundred thirty-one".
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