Base | Representation |
---|---|
bin | 100100101110101… |
… | …0011110111110111 |
3 | 10011220000102212220 |
4 | 1021131103313313 |
5 | 10010444422333 |
6 | 322143013423 |
7 | 42353254140 |
oct | 11135236767 |
9 | 3156012786 |
10 | 1232420343 |
11 | 58273a710 |
12 | 2a489a273 |
13 | 16843600b |
14 | b996cac7 |
15 | 732e18b3 |
hex | 49753df7 |
1232420343 has 64 divisors (see below), whose sum is σ = 2094833664. Its totient is φ = 625968000.
The previous prime is 1232420269. The next prime is 1232420369. The reversal of 1232420343 is 3430242321.
It is not a de Polignac number, because 1232420343 - 29 = 1232419831 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1232420443) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2673133 + ... + 2673593.
It is an arithmetic number, because the mean of its divisors is an integer number (32731776).
Almost surely, 21232420343 is an apocalyptic number.
1232420343 is a deficient number, since it is larger than the sum of its proper divisors (862413321).
1232420343 is a wasteful number, since it uses less digits than its factorization.
1232420343 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 716.
The product of its (nonzero) digits is 3456, while the sum is 24.
The square root of 1232420343 is about 35105.8448552374. The cubic root of 1232420343 is about 1072.1435884624.
Adding to 1232420343 its reverse (3430242321), we get a palindrome (4662662664).
The spelling of 1232420343 in words is "one billion, two hundred thirty-two million, four hundred twenty thousand, three hundred forty-three".
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