Base | Representation |
---|---|
bin | 1110001001110001110011… |
… | …01100111010000010111111 |
3 | 11002012021002200012210112210 |
4 | 13010320321230322002333 |
5 | 13034401433040201343 |
6 | 150105215430431503 |
7 | 6361340430343524 |
oct | 704707154720277 |
9 | 132167080183483 |
10 | 31122301100223 |
11 | 9a09991683793 |
12 | 35a7863802593 |
13 | 1449a88560cc8 |
14 | 7984825b314b |
15 | 38e868533333 |
hex | 1c4e39b3a0bf |
31122301100223 has 32 divisors (see below), whose sum is σ = 43315547014080. Its totient is φ = 19859289246720.
The previous prime is 31122301100197. The next prime is 31122301100249. The reversal of 31122301100223 is 32200110322113.
It is an interprime number because it is at equal distance from previous prime (31122301100197) and next prime (31122301100249).
It is not a de Polignac number, because 31122301100223 - 212 = 31122301096127 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 31122301100223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31122301105223) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6049648 + ... + 9941973.
It is an arithmetic number, because the mean of its divisors is an integer number (1353610844190).
Almost surely, 231122301100223 is an apocalyptic number.
31122301100223 is a deficient number, since it is larger than the sum of its proper divisors (12193245913857).
31122301100223 is a wasteful number, since it uses less digits than its factorization.
31122301100223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15991947.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 31122301100223 its reverse (32200110322113), we get a palindrome (63322411422336).
The spelling of 31122301100223 in words is "thirty-one trillion, one hundred twenty-two billion, three hundred one million, one hundred thousand, two hundred twenty-three".
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