Base | Representation |
---|---|
bin | 1100010001010… |
… | …11011010110011 |
3 | 21011200210210022 |
4 | 12020223122303 |
5 | 202323011131 |
6 | 14114154055 |
7 | 2356650431 |
oct | 610533263 |
9 | 234623708 |
10 | 102938291 |
11 | 53119075 |
12 | 2a58292b |
13 | 18432041 |
14 | d957d51 |
15 | 908537b |
hex | 622b6b3 |
102938291 has 6 divisors (see below), whose sum is σ = 103977876. Its totient is φ = 101909000.
The previous prime is 102938273. The next prime is 102938309. The reversal of 102938291 is 192839201.
It is an interprime number because it is at equal distance from previous prime (102938273) and next prime (102938309).
It is not a de Polignac number, because 102938291 - 226 = 35829427 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102938221) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5156 + ... + 15246.
It is an arithmetic number, because the mean of its divisors is an integer number (17329646).
Almost surely, 2102938291 is an apocalyptic number.
102938291 is a deficient number, since it is larger than the sum of its proper divisors (1039585).
102938291 is an equidigital number, since it uses as much as digits as its factorization.
102938291 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10293 (or 10192 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 35.
The square root of 102938291 is about 10145.8509253783. The cubic root of 102938291 is about 468.6611831487.
The spelling of 102938291 in words is "one hundred two million, nine hundred thirty-eight thousand, two hundred ninety-one".
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