Base | Representation |
---|---|
bin | 100100101110100… |
… | …1111001111111001 |
3 | 10011212222110220100 |
4 | 1021131033033321 |
5 | 10010443321101 |
6 | 322142350013 |
7 | 42353145000 |
oct | 11135171771 |
9 | 3155873810 |
10 | 1232401401 |
11 | 582727460 |
12 | 2a488b309 |
13 | 16842a4ca |
14 | b9965c37 |
15 | 732dae86 |
hex | 4974f3f9 |
1232401401 has 48 divisors (see below), whose sum is σ = 2264745600. Its totient is φ = 640190880.
The previous prime is 1232401363. The next prime is 1232401409. The reversal of 1232401401 is 1041042321.
1232401401 is a `hidden beast` number, since 1 + 23 + 240 + 1 + 401 = 666.
It is not a de Polignac number, because 1232401401 - 26 = 1232401337 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1232401409) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15811 + ... + 52103.
It is an arithmetic number, because the mean of its divisors is an integer number (47182200).
Almost surely, 21232401401 is an apocalyptic number.
1232401401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1232401401 is a deficient number, since it is larger than the sum of its proper divisors (1032344199).
1232401401 is a wasteful number, since it uses less digits than its factorization.
1232401401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36331 (or 36314 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1232401401 is about 35105.5750700654. The cubic root of 1232401401 is about 1072.1380955725.
Adding to 1232401401 its reverse (1041042321), we get a palindrome (2273443722).
The spelling of 1232401401 in words is "one billion, two hundred thirty-two million, four hundred one thousand, four hundred one".
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