Base | Representation |
---|---|
bin | 1100001111100… |
… | …01101111110111 |
3 | 21011020210202102 |
4 | 12013301233313 |
5 | 202242431241 |
6 | 14105132315 |
7 | 2354644643 |
oct | 607615767 |
9 | 234223672 |
10 | 102702071 |
11 | 52a7764a |
12 | 2a48a09b |
13 | 1837b674 |
14 | d8d5c23 |
15 | 903a39b |
hex | 61f1bf7 |
102702071 has 2 divisors, whose sum is σ = 102702072. Its totient is φ = 102702070.
The previous prime is 102702059. The next prime is 102702091. The reversal of 102702071 is 170207201.
It is an a-pointer prime, because the next prime (102702091) can be obtained adding 102702071 to its sum of digits (20).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 102702071 - 218 = 102439927 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102702031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51351035 + 51351036.
It is an arithmetic number, because the mean of its divisors is an integer number (51351036).
Almost surely, 2102702071 is an apocalyptic number.
102702071 is a deficient number, since it is larger than the sum of its proper divisors (1).
102702071 is an equidigital number, since it uses as much as digits as its factorization.
102702071 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 196, while the sum is 20.
The square root of 102702071 is about 10134.2030273722. The cubic root of 102702071 is about 468.3024182540.
Adding to 102702071 its reverse (170207201), we get a palindrome (272909272).
The spelling of 102702071 in words is "one hundred two million, seven hundred two thousand, seventy-one".
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