Base | Representation |
---|---|
bin | 1110000110111001000101… |
… | …10000110110111010111111 |
3 | 11001211210010102002011021121 |
4 | 13003130202300312322333 |
5 | 13031240333243342343 |
6 | 145551455145011411 |
7 | 6351230063116141 |
oct | 703344260667277 |
9 | 131753112064247 |
10 | 31023132012223 |
11 | 998092228211a |
12 | 35905a8183b67 |
13 | 1440612c38590 |
14 | 793755a46c91 |
15 | 38beb2229aed |
hex | 1c3722c36ebf |
31023132012223 has 16 divisors (see below), whose sum is σ = 33499055116800. Its totient is φ = 28560073540320.
The previous prime is 31023132012221. The next prime is 31023132012253. The reversal of 31023132012223 is 32221023132013.
It is a cyclic number.
It is not a de Polignac number, because 31023132012223 - 21 = 31023132012221 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31023132012221) 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, 8392318 + ... + 11509876.
It is an arithmetic number, because the mean of its divisors is an integer number (2093690944800).
Almost surely, 231023132012223 is an apocalyptic number.
31023132012223 is a deficient number, since it is larger than the sum of its proper divisors (2475923104577).
31023132012223 is a wasteful number, since it uses less digits than its factorization.
31023132012223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3119622.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 31023132012223 its reverse (32221023132013), we get a palindrome (63244155144236).
The spelling of 31023132012223 in words is "thirty-one trillion, twenty-three billion, one hundred thirty-two million, twelve thousand, two hundred twenty-three".
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