Base | Representation |
---|---|
bin | 101111100001011010… |
… | …1011010110011101101 |
3 | 100202102020210010112102 |
4 | 1133002311122303231 |
5 | 3133001033444044 |
6 | 114514342344445 |
7 | 10241653311026 |
oct | 1370265326355 |
9 | 322366703472 |
10 | 102053031149 |
11 | 3a30a303863 |
12 | 1794142b125 |
13 | 9814c63a84 |
14 | 4d219a1c4d |
15 | 29c45c524e |
hex | 17c2d5aced |
102053031149 has 2 divisors, whose sum is σ = 102053031150. Its totient is φ = 102053031148.
The previous prime is 102053031019. The next prime is 102053031209. The reversal of 102053031149 is 941130350201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 101757810025 + 295221124 = 318995^2 + 17182^2 .
It is a cyclic number.
It is not a de Polignac number, because 102053031149 - 224 = 102036253933 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102053021149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51026515574 + 51026515575.
It is an arithmetic number, because the mean of its divisors is an integer number (51026515575).
Almost surely, 2102053031149 is an apocalyptic number.
It is an amenable number.
102053031149 is a deficient number, since it is larger than the sum of its proper divisors (1).
102053031149 is an equidigital number, since it uses as much as digits as its factorization.
102053031149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3240, while the sum is 29.
The spelling of 102053031149 in words is "one hundred two billion, fifty-three million, thirty-one thousand, one hundred forty-nine".
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