Base | Representation |
---|---|
bin | 11100111101110110… |
… | …010000111010110100 |
3 | 2222021120122221112222 |
4 | 130331312100322310 |
5 | 1002144204000244 |
6 | 22142132301512 |
7 | 2150514043313 |
oct | 347566207264 |
9 | 88246587488 |
10 | 31102406324 |
11 | 12210552240 |
12 | 6040171898 |
13 | 2c188a9132 |
14 | 1710a1227a |
15 | c207d7bee |
hex | 73dd90eb4 |
31102406324 has 24 divisors (see below), whose sum is σ = 59382753696. Its totient is φ = 14136164000.
The previous prime is 31102406303. The next prime is 31102406327. The reversal of 31102406324 is 42360420113.
It is a junction number, because it is equal to n+sod(n) for n = 31102406293 and 31102406302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31102406327) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587594 + ... + 638334.
It is an arithmetic number, because the mean of its divisors is an integer number (2474281404).
Almost surely, 231102406324 is an apocalyptic number.
It is an amenable number.
31102406324 is a deficient number, since it is larger than the sum of its proper divisors (28280347372).
31102406324 is a wasteful number, since it uses less digits than its factorization.
31102406324 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64687 (or 64685 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 26.
Adding to 31102406324 its reverse (42360420113), we get a palindrome (73462826437).
The spelling of 31102406324 in words is "thirty-one billion, one hundred two million, four hundred six thousand, three hundred twenty-four".
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