Base | Representation |
---|---|
bin | 1100001101110… |
… | …11000111011101 |
3 | 21010211102210122 |
4 | 12012323013131 |
5 | 202213301201 |
6 | 14100244325 |
7 | 2353023362 |
oct | 606730735 |
9 | 233742718 |
10 | 102478301 |
11 | 52934512 |
12 | 2a3a06a5 |
13 | 18300863 |
14 | d878469 |
15 | 8ee3e1b |
hex | 61bb1dd |
102478301 has 2 divisors, whose sum is σ = 102478302. Its totient is φ = 102478300.
The previous prime is 102478297. The next prime is 102478303. The reversal of 102478301 is 103874201.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 69139225 + 33339076 = 8315^2 + 5774^2 .
It is a cyclic number.
It is not a de Polignac number, because 102478301 - 22 = 102478297 is a prime.
Together with 102478303, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102478303) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51239150 + 51239151.
It is an arithmetic number, because the mean of its divisors is an integer number (51239151).
Almost surely, 2102478301 is an apocalyptic number.
It is an amenable number.
102478301 is a deficient number, since it is larger than the sum of its proper divisors (1).
102478301 is an equidigital number, since it uses as much as digits as its factorization.
102478301 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 102478301 is about 10123.1566717107. The cubic root of 102478301 is about 467.9620543540.
The spelling of 102478301 in words is "one hundred two million, four hundred seventy-eight thousand, three hundred one".
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