Base | Representation |
---|---|
bin | 11101001011000100… |
… | …001000000110100001 |
3 | 2222212000220101111201 |
4 | 131023010020012201 |
5 | 1003122440102113 |
6 | 22220133041201 |
7 | 2156145555040 |
oct | 351304100641 |
9 | 88760811451 |
10 | 31324144033 |
11 | 12314732046 |
12 | 60a2486201 |
13 | 2c52804790 |
14 | 1732252557 |
15 | c34ed7cdd |
hex | 74b1081a1 |
31324144033 has 16 divisors (see below), whose sum is σ = 39493109376. Its totient is φ = 24179448960.
The previous prime is 31324144031. The next prime is 31324144039. The reversal of 31324144033 is 33044142313.
It is a cyclic number.
It is not a de Polignac number, because 31324144033 - 21 = 31324144031 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31324143992 and 31324144010.
It is not an unprimeable number, because it can be changed into a prime (31324144031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4194091 + ... + 4201552.
It is an arithmetic number, because the mean of its divisors is an integer number (2468319336).
Almost surely, 231324144033 is an apocalyptic number.
It is an amenable number.
31324144033 is a deficient number, since it is larger than the sum of its proper divisors (8168965343).
31324144033 is a wasteful number, since it uses less digits than its factorization.
31324144033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8395704.
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 31324144033 its reverse (33044142313), we get a palindrome (64368286346).
The spelling of 31324144033 in words is "thirty-one billion, three hundred twenty-four million, one hundred forty-four thousand, thirty-three".
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