Base | Representation |
---|---|
bin | 1110001001010000001010… |
… | …01011110111101100111101 |
3 | 11002010112110222100202000102 |
4 | 13010220011023313230331 |
5 | 13034102440434433303 |
6 | 150053031330010445 |
7 | 6360131032011053 |
oct | 704500513675475 |
9 | 132115428322012 |
10 | 31104240155453 |
11 | 9a02263755653 |
12 | 35a4263116a25 |
13 | 144816a81273a |
14 | 79764ba401d3 |
15 | 38e15cb3c288 |
hex | 1c4a052f7b3d |
31104240155453 has 8 divisors (see below), whose sum is σ = 31495743249600. Its totient is φ = 30713135947488.
The previous prime is 31104240155449. The next prime is 31104240155497. The reversal of 31104240155453 is 35455104240113.
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 31104240155453 - 22 = 31104240155449 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31104240155753) 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, 99564608 + ... + 99876521.
It is an arithmetic number, because the mean of its divisors is an integer number (3936967906200).
Almost surely, 231104240155453 is an apocalyptic number.
It is an amenable number.
31104240155453 is a deficient number, since it is larger than the sum of its proper divisors (391503094147).
31104240155453 is a wasteful number, since it uses less digits than its factorization.
31104240155453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199443091.
The product of its (nonzero) digits is 144000, while the sum is 38.
Adding to 31104240155453 its reverse (35455104240113), we get a palindrome (66559344395566).
The spelling of 31104240155453 in words is "thirty-one trillion, one hundred four billion, two hundred forty million, one hundred fifty-five thousand, four hundred fifty-three".
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