Base | Representation |
---|---|
bin | 1110000110100110101001… |
… | …00100011111011110101001 |
3 | 11001210211120100002122100021 |
4 | 13003103110210133132221 |
5 | 13031110043413304113 |
6 | 145543140431040441 |
7 | 6350426520164005 |
oct | 703232444373651 |
9 | 131724510078307 |
10 | 31013230213033 |
11 | 9977700a3a902 |
12 | 358a6a4070121 |
13 | 143c6c56b19c3 |
14 | 793096967705 |
15 | 38bad2cb848d |
hex | 1c34d491f7a9 |
31013230213033 has 16 divisors (see below), whose sum is σ = 32077409861376. Its totient is φ = 29965458292560.
The previous prime is 31013230212997. The next prime is 31013230213037. The reversal of 31013230213033 is 33031203231013.
It is a de Polignac number, because none of the positive numbers 2k-31013230213033 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31013230212989 and 31013230213007.
It is not an unprimeable number, because it can be changed into a prime (31013230213037) 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, 1698091 + ... + 8056672.
It is an arithmetic number, because the mean of its divisors is an integer number (2004838116336).
Almost surely, 231013230213033 is an apocalyptic number.
It is an amenable number.
31013230213033 is a deficient number, since it is larger than the sum of its proper divisors (1064179648343).
31013230213033 is a wasteful number, since it uses less digits than its factorization.
31013230213033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9755604.
The product of its (nonzero) digits is 2916, while the sum is 25.
Adding to 31013230213033 its reverse (33031203231013), we get a palindrome (64044433444046).
The spelling of 31013230213033 in words is "thirty-one trillion, thirteen billion, two hundred thirty million, two hundred thirteen thousand, thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •