Base | Representation |
---|---|
bin | 110000100010101010… |
… | …0100110011010011111 |
3 | 100222001211011121221101 |
4 | 1201011110212122133 |
5 | 3201442003240411 |
6 | 115515505013531 |
7 | 10350135306400 |
oct | 1410524463237 |
9 | 328054147841 |
10 | 104242243231 |
11 | 40233035245 |
12 | 182526242a7 |
13 | 9aa3689039 |
14 | 508c6319a7 |
15 | 2aa18b08c1 |
hex | 184552669f |
104242243231 has 6 divisors (see below), whose sum is σ = 121261385040. Its totient is φ = 89350494156.
The previous prime is 104242243229. The next prime is 104242243247. The reversal of 104242243231 is 132342242401.
It is not a de Polignac number, because 104242243231 - 21 = 104242243229 is a prime.
It is a super-2 number, since 2×1042422432312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 104242243231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104242243211) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1063696311 + ... + 1063696408.
It is an arithmetic number, because the mean of its divisors is an integer number (20210230840).
Almost surely, 2104242243231 is an apocalyptic number.
104242243231 is a deficient number, since it is larger than the sum of its proper divisors (17019141809).
104242243231 is an equidigital number, since it uses as much as digits as its factorization.
104242243231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2127392733 (or 2127392726 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 104242243231 its reverse (132342242401), we get a palindrome (236584485632).
The spelling of 104242243231 in words is "one hundred four billion, two hundred forty-two million, two hundred forty-three thousand, two hundred thirty-one".
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