Base | Representation |
---|---|
bin | 11110000001110001… |
… | …111011011011101111 |
3 | 10002020000020102101120 |
4 | 132001301323123233 |
5 | 1012012440323211 |
6 | 22451204312023 |
7 | 2220663334053 |
oct | 360161733357 |
9 | 102200212346 |
10 | 32242120431 |
11 | 12745922324 |
12 | 62b99a2613 |
13 | 306aa53491 |
14 | 17bc12bc63 |
15 | c8a8b5d06 |
hex | 781c7b6ef |
32242120431 has 16 divisors (see below), whose sum is σ = 44383472640. Its totient is φ = 20797983360.
The previous prime is 32242120349. The next prime is 32242120447. The reversal of 32242120431 is 13402124223.
It is a happy number.
It is not a de Polignac number, because 32242120431 - 27 = 32242120303 is a prime.
It is a super-2 number, since 2×322421204312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32242120481) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628071 + ... + 677463.
It is an arithmetic number, because the mean of its divisors is an integer number (2773967040).
Almost surely, 232242120431 is an apocalyptic number.
32242120431 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
32242120431 is a deficient number, since it is larger than the sum of its proper divisors (12141352209).
32242120431 is a wasteful number, since it uses less digits than its factorization.
32242120431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56446.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 32242120431 its reverse (13402124223), we get a palindrome (45644244654).
The spelling of 32242120431 in words is "thirty-two billion, two hundred forty-two million, one hundred twenty thousand, four hundred thirty-one".
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