Base | Representation |
---|---|
bin | 1100001010111… |
… | …10110100100100 |
3 | 21010010020020010 |
4 | 12011132310210 |
5 | 202114202020 |
6 | 14044210220 |
7 | 2346560253 |
oct | 605366444 |
9 | 233106203 |
10 | 102100260 |
11 | 526a6489 |
12 | 2a239970 |
13 | 181ca772 |
14 | d7ba79a |
15 | 8e6bde0 |
hex | 615ed24 |
102100260 has 96 divisors (see below), whose sum is σ = 295166592. Its totient is φ = 26357760.
The previous prime is 102100259. The next prime is 102100277. The reversal of 102100260 is 62001201.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308295 + ... + 308625.
It is an arithmetic number, because the mean of its divisors is an integer number (3074652).
Almost surely, 2102100260 is an apocalyptic number.
102100260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 102100260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147583296).
102100260 is an abundant number, since it is smaller than the sum of its proper divisors (193066332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102100260 is a wasteful number, since it uses less digits than its factorization.
102100260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 493 (or 491 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 102100260 is about 10104.4673288600. The cubic root of 102100260 is about 467.3859101808.
Adding to 102100260 its reverse (62001201), we get a palindrome (164101461).
The spelling of 102100260 in words is "one hundred two million, one hundred thousand, two hundred sixty".
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