Base | Representation |
---|---|
bin | 10010110110011001… |
… | …10111000000111000 |
3 | 222010021121220111120 |
4 | 21123030313000320 |
5 | 131211212013222 |
6 | 4352111225240 |
7 | 505532566245 |
oct | 113314670070 |
9 | 28107556446 |
10 | 10120032312 |
11 | 4323549075 |
12 | 1b65218220 |
13 | c53826000 |
14 | 6c008a5cc |
15 | 3e36bd15c |
hex | 25b337038 |
10120032312 has 64 divisors (see below), whose sum is σ = 27407604000. Its totient is φ = 3113839872.
The previous prime is 10120032281. The next prime is 10120032317. The reversal of 10120032312 is 21323002101.
It is a junction number, because it is equal to n+sod(n) for n = 10120032291 and 10120032300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10120032317) 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, 43237 + ... + 148692.
Almost surely, 210120032312 is an apocalyptic number.
10120032312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10120032312 is an abundant number, since it is smaller than the sum of its proper divisors (17287571688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10120032312 is a wasteful number, since it uses less digits than its factorization.
10120032312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191977 (or 191947 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 10120032312 its reverse (21323002101), we get a palindrome (31443034413).
The spelling of 10120032312 in words is "ten billion, one hundred twenty million, thirty-two thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •