Base | Representation |
---|---|
bin | 1100001011001… |
… | …10001100000000 |
3 | 21010011202121121 |
4 | 12011212030000 |
5 | 202121133212 |
6 | 14045002024 |
7 | 2350044235 |
oct | 605461400 |
9 | 233152547 |
10 | 102130432 |
11 | 52717118 |
12 | 2a253314 |
13 | 1820b411 |
14 | d7c778c |
15 | 8e75d07 |
hex | 6166300 |
102130432 has 36 divisors (see below), whose sum is σ = 204890560. Its totient is φ = 50807808.
The previous prime is 102130403. The next prime is 102130451. The reversal of 102130432 is 234031201.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56194 + ... + 57982.
Almost surely, 2102130432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 102130432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102445280).
102130432 is an abundant number, since it is smaller than the sum of its proper divisors (102760128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102130432 is an equidigital number, since it uses as much as digits as its factorization.
102130432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2028 (or 2014 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 102130432 is about 10105.9602215722. The cubic root of 102130432 is about 467.4319452539.
Adding to 102130432 its reverse (234031201), we get a palindrome (336161633).
The spelling of 102130432 in words is "one hundred two million, one hundred thirty thousand, four hundred thirty-two".
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