Base | Representation |
---|---|
bin | 11101010001011011… |
… | …110111110011100010 |
3 | 10000010111000212021120 |
4 | 131101123313303202 |
5 | 1003332321011114 |
6 | 22234512033110 |
7 | 2161614235623 |
oct | 352133676342 |
9 | 100114025246 |
10 | 31431032034 |
11 | 12369aa8636 |
12 | 6112232796 |
13 | 2c6b9ba50c |
14 | 1742517a4a |
15 | c3e59d5a9 |
hex | 7516f7ce2 |
31431032034 has 16 divisors (see below), whose sum is σ = 62870726880. Its totient is φ = 10475566880.
The previous prime is 31431032011. The next prime is 31431032047. The reversal of 31431032034 is 43023013413.
It is a junction number, because it is equal to n+sod(n) for n = 31431031995 and 31431032013.
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, 313299 + ... + 401270.
It is an arithmetic number, because the mean of its divisors is an integer number (3929420430).
Almost surely, 231431032034 is an apocalyptic number.
31431032034 is an abundant number, since it is smaller than the sum of its proper divisors (31439694846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31431032034 is a wasteful number, since it uses less digits than its factorization.
31431032034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 721905.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 31431032034 its reverse (43023013413), we get a palindrome (74454045447).
The spelling of 31431032034 in words is "thirty-one billion, four hundred thirty-one million, thirty-two thousand, thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •