Base | Representation |
---|---|
bin | 100100101110010… |
… | …0100100010000000 |
3 | 10011212122120220000 |
4 | 1021130210202000 |
5 | 10010422221212 |
6 | 322134520000 |
7 | 42351515613 |
oct | 11134444200 |
9 | 3155576800 |
10 | 1232226432 |
11 | 582617a58 |
12 | 2a4806000 |
13 | 168398988 |
14 | b991c17a |
15 | 732a41dc |
hex | 49724880 |
1232226432 has 160 divisors (see below), whose sum is σ = 3695318220. Its totient is φ = 407586816.
The previous prime is 1232226421. The next prime is 1232226433. The reversal of 1232226432 is 2346222321.
It is a happy number.
1232226432 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 226 + 432 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1229484096 + 2742336 = 35064^2 + 1656^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 1232226396 and 1232226405.
It is not an unprimeable number, because it can be changed into a prime (1232226433) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1627398 + ... + 1628154.
Almost surely, 21232226432 is an apocalyptic number.
1232226432 is a gapful number since it is divisible by the number (12) 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 1232226432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1847659110).
1232226432 is an abundant number, since it is smaller than the sum of its proper divisors (2463091788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232226432 is an equidigital number, since it uses as much as digits as its factorization.
1232226432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 940 (or 919 counting only the distinct ones).
The product of its digits is 6912, while the sum is 27.
The square root of 1232226432 is about 35103.0829415309. The cubic root of 1232226432 is about 1072.0873545805.
Adding to 1232226432 its reverse (2346222321), we get a palindrome (3578448753).
The spelling of 1232226432 in words is "one billion, two hundred thirty-two million, two hundred twenty-six thousand, four hundred thirty-two".
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