Base | Representation |
---|---|
bin | 11100111001110010… |
… | …111000010110111111 |
3 | 2222002211201101201120 |
4 | 130321302320112333 |
5 | 1002024302113211 |
6 | 22131303042023 |
7 | 2146030064463 |
oct | 347162702677 |
9 | 88084641646 |
10 | 31034410431 |
11 | 1218612a992 |
12 | 6021440313 |
13 | 2c0778c88b |
14 | 17059924a3 |
15 | c19855d06 |
hex | 739cb85bf |
31034410431 has 16 divisors (see below), whose sum is σ = 41647060224. Its totient is φ = 20555803904.
The previous prime is 31034410427. The next prime is 31034410453. The reversal of 31034410431 is 13401443013.
It is a cyclic number.
It is not a de Polignac number, because 31034410431 - 22 = 31034410427 is a prime.
It is a super-2 number, since 2×310344104312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31034410471) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1109935 + ... + 1137551.
It is an arithmetic number, because the mean of its divisors is an integer number (2602941264).
Almost surely, 231034410431 is an apocalyptic number.
31034410431 is a deficient number, since it is larger than the sum of its proper divisors (10612649793).
31034410431 is a wasteful number, since it uses less digits than its factorization.
31034410431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30030.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 31034410431 its reverse (13401443013), we get a palindrome (44435853444).
The spelling of 31034410431 in words is "thirty-one billion, thirty-four million, four hundred ten thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •