Base | Representation |
---|---|
bin | 1100001010111… |
… | …11011001001001 |
3 | 21010010100102211 |
4 | 12011133121021 |
5 | 202114240401 |
6 | 14044225121 |
7 | 2346600136 |
oct | 605373111 |
9 | 233110384 |
10 | 102102601 |
11 | 526a8217 |
12 | 2a23b1a1 |
13 | 181cb853 |
14 | d7bb58d |
15 | 8e6c951 |
hex | 615f649 |
102102601 has 2 divisors, whose sum is σ = 102102602. Its totient is φ = 102102600.
The previous prime is 102102571. The next prime is 102102641. The reversal of 102102601 is 106201201.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 90269001 + 11833600 = 9501^2 + 3440^2 .
It is a cyclic number.
It is not a de Polignac number, because 102102601 - 25 = 102102569 is a prime.
It is a super-2 number, since 2×1021026012 = 20849882261930402, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (102102641) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051300 + 51051301.
It is an arithmetic number, because the mean of its divisors is an integer number (51051301).
Almost surely, 2102102601 is an apocalyptic number.
It is an amenable number.
102102601 is a deficient number, since it is larger than the sum of its proper divisors (1).
102102601 is an equidigital number, since it uses as much as digits as its factorization.
102102601 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 102102601 is about 10104.5831680481. The cubic root of 102102601 is about 467.3894822973.
Adding to 102102601 its reverse (106201201), we get a palindrome (208303802).
The spelling of 102102601 in words is "one hundred two million, one hundred two thousand, six hundred one".
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