Base | Representation |
---|---|
bin | 11101000101011011… |
… | …110001011010110011 |
3 | 2222121110011002020021 |
4 | 131011123301122303 |
5 | 1002424244214113 |
6 | 22202520224311 |
7 | 2153620615435 |
oct | 350533613263 |
9 | 88543132207 |
10 | 31229679283 |
11 | 12276381300 |
12 | 607690b097 |
13 | 2c3907b58a |
14 | 17238a2655 |
15 | c2ba7848d |
hex | 7456f16b3 |
31229679283 has 12 divisors (see below), whose sum is σ = 34463631384. Its totient is φ = 28277480000.
The previous prime is 31229679277. The next prime is 31229679301. The reversal of 31229679283 is 38297692213.
It is not a de Polignac number, because 31229679283 - 229 = 30692808371 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31229679283.
It is not an unprimeable number, because it can be changed into a prime (31229679203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 483766 + ... + 544507.
It is an arithmetic number, because the mean of its divisors is an integer number (2871969282).
Almost surely, 231229679283 is an apocalyptic number.
31229679283 is a deficient number, since it is larger than the sum of its proper divisors (3233952101).
31229679283 is a wasteful number, since it uses less digits than its factorization.
31229679283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1028546 (or 1028535 counting only the distinct ones).
The product of its digits is 1959552, while the sum is 52.
The spelling of 31229679283 in words is "thirty-one billion, two hundred twenty-nine million, six hundred seventy-nine thousand, two hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •