Base | Representation |
---|---|
bin | 11100111110111001… |
… | …111000100011010110 |
3 | 2222022211000112000222 |
4 | 130332321320203112 |
5 | 1002213223213220 |
6 | 22144004234342 |
7 | 2151120521501 |
oct | 347671704326 |
9 | 88284015028 |
10 | 31120132310 |
11 | 1221a55a013 |
12 | 604609b9b2 |
13 | 2c1c474497 |
14 | 1713108138 |
15 | c22139e25 |
hex | 73ee788d6 |
31120132310 has 16 divisors (see below), whose sum is σ = 56137756752. Its totient is φ = 12421048800.
The previous prime is 31120132279. The next prime is 31120132331. The reversal of 31120132310 is 1323102113.
It is a super-2 number, since 2×311201323102 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
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, 3370676 + ... + 3379895.
It is an arithmetic number, because the mean of its divisors is an integer number (3508609797).
Almost surely, 231120132310 is an apocalyptic number.
31120132310 is a deficient number, since it is larger than the sum of its proper divisors (25017624442).
31120132310 is a wasteful number, since it uses less digits than its factorization.
31120132310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6751039.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 31120132310 its reverse (1323102113), we get a palindrome (32443234423).
The spelling of 31120132310 in words is "thirty-one billion, one hundred twenty million, one hundred thirty-two thousand, three hundred ten".
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