Base | Representation |
---|---|
bin | 1100001110010… |
… | …01110000100011 |
3 | 21010221111001220 |
4 | 12013021300203 |
5 | 202222211100 |
6 | 14101430123 |
7 | 2353363260 |
oct | 607116043 |
9 | 233844056 |
10 | 102538275 |
11 | 52975584 |
12 | 2a40b343 |
13 | 18321c48 |
14 | d892267 |
15 | 9006aa0 |
hex | 61c9c23 |
102538275 has 24 divisors (see below), whose sum is σ = 193749504. Its totient is φ = 46874400.
The previous prime is 102538243. The next prime is 102538279. The reversal of 102538275 is 572835201.
It is not a de Polignac number, because 102538275 - 25 = 102538243 is a prime.
It is not an unprimeable number, because it can be changed into a prime (102538279) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97131 + ... + 98180.
It is an arithmetic number, because the mean of its divisors is an integer number (8072896).
Almost surely, 2102538275 is an apocalyptic number.
102538275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
102538275 is a deficient number, since it is larger than the sum of its proper divisors (91211229).
102538275 is a wasteful number, since it uses less digits than its factorization.
102538275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195331 (or 195326 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 102538275 is about 10126.1184567434. The cubic root of 102538275 is about 468.0533259785.
It can be divided in two parts, 10253 and 8275, that added together give a triangular number (18528 = T192).
The spelling of 102538275 in words is "one hundred two million, five hundred thirty-eight thousand, two hundred seventy-five".
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