Base | Representation |
---|---|
bin | 1100001011000… |
… | …11101100101101 |
3 | 21010011020122000 |
4 | 12011203230231 |
5 | 202120321422 |
6 | 14044442513 |
7 | 2350002432 |
oct | 605435455 |
9 | 233136560 |
10 | 102120237 |
11 | 5270a49a |
12 | 2a249439 |
13 | 1820689b |
14 | d7c3b89 |
15 | 8e72cac |
hex | 6163b2d |
102120237 has 16 divisors (see below), whose sum is σ = 154510080. Its totient is φ = 66630816.
The previous prime is 102120203. The next prime is 102120301. The reversal of 102120237 is 732021201.
It is not a de Polignac number, because 102120237 - 211 = 102118189 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102121237) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38968 + ... + 41505.
It is an arithmetic number, because the mean of its divisors is an integer number (9656880).
Almost surely, 2102120237 is an apocalyptic number.
It is an amenable number.
102120237 is a deficient number, since it is larger than the sum of its proper divisors (52389843).
102120237 is an equidigital number, since it uses as much as digits as its factorization.
102120237 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80529 (or 80523 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 102120237 is about 10105.4558036736. The cubic root of 102120237 is about 467.4163911983.
Adding to 102120237 its reverse (732021201), we get a palindrome (834141438).
The spelling of 102120237 in words is "one hundred two million, one hundred twenty thousand, two hundred thirty-seven".
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