Base | Representation |
---|---|
bin | 101010101001011… |
… | …1111000110010001 |
3 | 10200201202101101100 |
4 | 1111102333012101 |
5 | 10412321243101 |
6 | 354000055013 |
7 | 50314433310 |
oct | 12522770621 |
9 | 3621671340 |
10 | 1431040401 |
11 | 67486a91a |
12 | 33b304469 |
13 | 19a62918b |
14 | d80b2277 |
15 | 85976e86 |
hex | 554bf191 |
1431040401 has 12 divisors (see below), whose sum is σ = 2362352512. Its totient is φ = 817737336.
The previous prime is 1431040397. The next prime is 1431040451. The reversal of 1431040401 is 1040401341.
It is not a de Polignac number, because 1431040401 - 22 = 1431040397 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1431040451) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11357401 + ... + 11357526.
Almost surely, 21431040401 is an apocalyptic number.
It is an amenable number.
1431040401 is a deficient number, since it is larger than the sum of its proper divisors (931312111).
1431040401 is a wasteful number, since it uses less digits than its factorization.
1431040401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22714940 (or 22714937 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1431040401 is about 37829.0946362717. The cubic root of 1431040401 is about 1126.8963311771.
Adding to 1431040401 its reverse (1040401341), we get a palindrome (2471441742).
The spelling of 1431040401 in words is "one billion, four hundred thirty-one million, forty thousand, four hundred one".
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