Base | Representation |
---|---|
bin | 11001101100101… |
… | …011110001000001 |
3 | 1010001021101101100 |
4 | 121230223301001 |
5 | 1340333102001 |
6 | 110440525013 |
7 | 13453443411 |
oct | 3154536101 |
9 | 1101241340 |
10 | 431144001 |
11 | 201407962 |
12 | 100480769 |
13 | 6b4271c2 |
14 | 41390641 |
15 | 27cb6586 |
hex | 19b2bc41 |
431144001 has 36 divisors (see below), whose sum is σ = 652679040. Its totient is φ = 274201200.
The previous prime is 431143969. The next prime is 431144099. The reversal of 431144001 is 100441134.
It is not a de Polignac number, because 431144001 - 25 = 431143969 is a prime.
It is not an unprimeable number, because it can be changed into a prime (431142001) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 682956 + ... + 683586.
Almost surely, 2431144001 is an apocalyptic number.
It is an amenable number.
431144001 is a deficient number, since it is larger than the sum of its proper divisors (221535039).
431144001 is a wasteful number, since it uses less digits than its factorization.
431144001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 778 (or 744 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 431144001 is about 20764.0073444410. The cubic root of 431144001 is about 755.4529983259.
Adding to 431144001 its reverse (100441134), we get a palindrome (531585135).
The spelling of 431144001 in words is "four hundred thirty-one million, one hundred forty-four thousand, one".
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