Base | Representation |
---|---|
bin | 11101111011001011… |
… | …010000110110001110 |
3 | 10001221021202020110110 |
4 | 131323023100312032 |
5 | 1011301104234410 |
6 | 22432205420450 |
7 | 2215146503241 |
oct | 357313206616 |
9 | 101837666413 |
10 | 32131321230 |
11 | 12699325238 |
12 | 628886a726 |
13 | 3050acb418 |
14 | 17ab529258 |
15 | c80ccb720 |
hex | 77b2d0d8e |
32131321230 has 48 divisors (see below), whose sum is σ = 81387507024. Its totient is φ = 8117383680.
The previous prime is 32131321213. The next prime is 32131321267. The reversal of 32131321230 is 3212313123.
It is a junction number, because it is equal to n+sod(n) for n = 32131321197 and 32131321206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1472611 + ... + 1494270.
It is an arithmetic number, because the mean of its divisors is an integer number (1695573063).
Almost surely, 232131321230 is an apocalyptic number.
32131321230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
32131321230 is an abundant number, since it is smaller than the sum of its proper divisors (49256185794).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32131321230 is a wasteful number, since it uses less digits than its factorization.
32131321230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2966929 (or 2966910 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 32131321230 its reverse (3212313123), we get a palindrome (35343634353).
The spelling of 32131321230 in words is "thirty-two billion, one hundred thirty-one million, three hundred twenty-one thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •