Base | Representation |
---|---|
bin | 100100101110000… |
… | …0101101110001010 |
3 | 10011212102011210000 |
4 | 1021130011232022 |
5 | 10010404201414 |
6 | 322132103430 |
7 | 42350451651 |
oct | 11134055612 |
9 | 3155364700 |
10 | 1232100234 |
11 | 582541162 |
12 | 2a4764b76 |
13 | 1683533c1 |
14 | b98c8198 |
15 | 7327bb09 |
hex | 49705b8a |
1232100234 has 20 divisors (see below), whose sum is σ = 2760817554. Its totient is φ = 410700024.
The previous prime is 1232100229. The next prime is 1232100251. The reversal of 1232100234 is 4320012321.
It can be written as a sum of positive squares in only one way, i.e., 838276209 + 393824025 = 28953^2 + 19845^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3802617 + ... + 3802940.
Almost surely, 21232100234 is an apocalyptic number.
1232100234 is an abundant number, since it is smaller than the sum of its proper divisors (1528717320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232100234 is an equidigital number, since it uses as much as digits as its factorization.
1232100234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7605571 (or 7605562 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 1232100234 is about 35101.2853610804. The cubic root of 1232100234 is about 1072.0507541918.
Adding to 1232100234 its reverse (4320012321), we get a palindrome (5552112555).
The spelling of 1232100234 in words is "one billion, two hundred thirty-two million, one hundred thousand, two hundred thirty-four".
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