Base | Representation |
---|---|
bin | 11101001011001000… |
… | …111110010100010001 |
3 | 2222212010021221111110 |
4 | 131023020332110101 |
5 | 1003123301232143 |
6 | 22220220203533 |
7 | 2156162426400 |
oct | 351310762421 |
9 | 88763257443 |
10 | 31325414673 |
11 | 1231541a763 |
12 | 60a29995a9 |
13 | 2c52b5ac37 |
14 | 17324a3637 |
15 | c35189533 |
hex | 74b23e511 |
31325414673 has 48 divisors (see below), whose sum is σ = 52069253760. Its totient is φ = 16659143424.
The previous prime is 31325414663. The next prime is 31325414683. The reversal of 31325414673 is 37641452313.
It is an interprime number because it is at equal distance from previous prime (31325414663) and next prime (31325414683).
It is not a de Polignac number, because 31325414673 - 220 = 31324366097 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31325414663) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 108 + ... + 250301.
It is an arithmetic number, because the mean of its divisors is an integer number (1084776120).
Almost surely, 231325414673 is an apocalyptic number.
It is an amenable number.
31325414673 is a deficient number, since it is larger than the sum of its proper divisors (20743839087).
31325414673 is a wasteful number, since it uses less digits than its factorization.
31325414673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250486 (or 250479 counting only the distinct ones).
The product of its digits is 181440, while the sum is 39.
Adding to 31325414673 its reverse (37641452313), we get a palindrome (68966866986).
The spelling of 31325414673 in words is "thirty-one billion, three hundred twenty-five million, four hundred fourteen thousand, six hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •