Base | Representation |
---|---|
bin | 11101001100110011… |
… | …101110111110001110 |
3 | 2222221001221210211121 |
4 | 131030303232332032 |
5 | 1003202432314410 |
6 | 22223100111154 |
7 | 2156652341014 |
oct | 351463567616 |
9 | 88831853747 |
10 | 31353401230 |
11 | 1232a1a5448 |
12 | 60b02354ba |
13 | 2c588a9628 |
14 | 17360aa8b4 |
15 | c378669da |
hex | 74cceef8e |
31353401230 has 16 divisors (see below), whose sum is σ = 56438725104. Its totient is φ = 12540782080.
The previous prime is 31353401117. The next prime is 31353401249. The reversal of 31353401230 is 3210435313.
It is a junction number, because it is equal to n+sod(n) for n = 31353401195 and 31353401204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206589 + ... + 324631.
It is an arithmetic number, because the mean of its divisors is an integer number (3527420319).
Almost surely, 231353401230 is an apocalyptic number.
31353401230 is a deficient number, since it is larger than the sum of its proper divisors (25085323874).
31353401230 is a wasteful number, since it uses less digits than its factorization.
31353401230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144611.
The product of its (nonzero) digits is 3240, while the sum is 25.
Adding to 31353401230 its reverse (3210435313), we get a palindrome (34563836543).
The spelling of 31353401230 in words is "thirty-one billion, three hundred fifty-three million, four hundred one thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •