Base | Representation |
---|---|
bin | 1000010011001110100… |
… | …0001110111101100111 |
3 | 111122002001020221102011 |
4 | 2010303220032331213 |
5 | 4314021111341311 |
6 | 145302023055051 |
7 | 13205522620531 |
oct | 2046350167547 |
9 | 448061227364 |
10 | 142600105831 |
11 | 55527051137 |
12 | 237785a1487 |
13 | 105a7471161 |
14 | 6c8aa9a851 |
15 | 3a99123321 |
hex | 2133a0ef67 |
142600105831 has 2 divisors, whose sum is σ = 142600105832. Its totient is φ = 142600105830.
The previous prime is 142600105819. The next prime is 142600105847. The reversal of 142600105831 is 138501006241.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 142600105831 - 25 = 142600105799 is a prime.
It is a super-2 number, since 2×1426001058312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 142600105793 and 142600105802.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142600105031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71300052915 + 71300052916.
It is an arithmetic number, because the mean of its divisors is an integer number (71300052916).
Almost surely, 2142600105831 is an apocalyptic number.
142600105831 is a deficient number, since it is larger than the sum of its proper divisors (1).
142600105831 is an equidigital number, since it uses as much as digits as its factorization.
142600105831 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5760, while the sum is 31.
The spelling of 142600105831 in words is "one hundred forty-two billion, six hundred million, one hundred five thousand, eight hundred thirty-one".
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