Base | Representation |
---|---|
bin | 1110000110111000111001… |
… | …10000010101000101010011 |
3 | 11001211202212101101220001220 |
4 | 13003130130300111011103 |
5 | 13031240131442212243 |
6 | 145551441144300123 |
7 | 6351224430244065 |
oct | 703343460250523 |
9 | 131752771356056 |
10 | 31023031210323 |
11 | 9980880393169 |
12 | 359057a471643 |
13 | 14405c80a3a99 |
14 | 7937464c7735 |
15 | 38bea8467783 |
hex | 1c371cc15153 |
31023031210323 has 4 divisors (see below), whose sum is σ = 41364041613768. Its totient is φ = 20682020806880.
The previous prime is 31023031210307. The next prime is 31023031210411. The reversal of 31023031210323 is 32301213032013.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 31023031210323 - 24 = 31023031210307 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31023031210293 and 31023031210302.
It is not an unprimeable number, because it can be changed into a prime (31023031217323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5170505201718 + ... + 5170505201723.
It is an arithmetic number, because the mean of its divisors is an integer number (10341010403442).
Almost surely, 231023031210323 is an apocalyptic number.
31023031210323 is a deficient number, since it is larger than the sum of its proper divisors (10341010403445).
31023031210323 is a wasteful number, since it uses less digits than its factorization.
31023031210323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10341010403444.
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 31023031210323 its reverse (32301213032013), we get a palindrome (63324244242336).
The spelling of 31023031210323 in words is "thirty-one trillion, twenty-three billion, thirty-one million, two hundred ten thousand, three hundred twenty-three".
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