Base | Representation |
---|---|
bin | 100100101110101… |
… | …0100000011111000 |
3 | 10011220000110221101 |
4 | 1021131110003320 |
5 | 10010444433422 |
6 | 322143021144 |
7 | 42353256316 |
oct | 11135240370 |
9 | 3156013841 |
10 | 1232421112 |
11 | 58274024a |
12 | 2a489a7b4 |
13 | 168436480 |
14 | b996d0b6 |
15 | 732e1c27 |
hex | 497540f8 |
1232421112 has 32 divisors (see below), whose sum is σ = 2504426400. Its totient is φ = 565179264.
The previous prime is 1232421083. The next prime is 1232421119. The reversal of 1232421112 is 2111242321.
It is a super-3 number, since 3×12324211123 (a number of 28 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1232421112.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1232421119) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21412 + ... + 54067.
It is an arithmetic number, because the mean of its divisors is an integer number (78263325).
Almost surely, 21232421112 is an apocalyptic number.
It is an amenable number.
1232421112 is an abundant number, since it is smaller than the sum of its proper divisors (1272005288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232421112 is a wasteful number, since it uses less digits than its factorization.
1232421112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75655 (or 75651 counting only the distinct ones).
The product of its digits is 192, while the sum is 19.
The square root of 1232421112 is about 35105.8558078278. The cubic root of 1232421112 is about 1072.1438114594.
Adding to 1232421112 its reverse (2111242321), we get a palindrome (3343663433).
The spelling of 1232421112 in words is "one billion, two hundred thirty-two million, four hundred twenty-one thousand, one hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •