Base | Representation |
---|---|
bin | 1110001100111110110000… |
… | …00000111001011010000101 |
3 | 11002120210002212111020210110 |
4 | 13012133120000321122011 |
5 | 13043202303304314023 |
6 | 150231533540143233 |
7 | 6402314166661212 |
oct | 706373000713205 |
9 | 132523085436713 |
10 | 31232331323013 |
11 | 9a51614896707 |
12 | 3605050697b19 |
13 | 14572720b0402 |
14 | 79d91d7c2b09 |
15 | 3926580eaa93 |
hex | 1c67d8039685 |
31232331323013 has 8 divisors (see below), whose sum is σ = 41774474704608. Its totient is φ = 20755871078384.
The previous prime is 31232331322999. The next prime is 31232331323029. The reversal of 31232331323013 is 31032313323213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31232331323013 - 28 = 31232331322757 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31232331321013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16420783131 + ... + 16420785032.
It is an arithmetic number, because the mean of its divisors is an integer number (5221809338076).
Almost surely, 231232331323013 is an apocalyptic number.
It is an amenable number.
31232331323013 is a deficient number, since it is larger than the sum of its proper divisors (10542143381595).
31232331323013 is a wasteful number, since it uses less digits than its factorization.
31232331323013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32841568483.
The product of its (nonzero) digits is 17496, while the sum is 30.
Adding to 31232331323013 its reverse (31032313323213), we get a palindrome (62264644646226).
The spelling of 31232331323013 in words is "thirty-one trillion, two hundred thirty-two billion, three hundred thirty-one million, three hundred twenty-three thousand, thirteen".
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