Base | Representation |
---|---|
bin | 11101010001110110010… |
… | …101011010101101001111 |
3 | 21010100101211110012121100 |
4 | 131101312111122231033 |
5 | 230431114141123211 |
6 | 4140151442034143 |
7 | 265235656663644 |
oct | 35216625325517 |
9 | 7110354405540 |
10 | 2012030020431 |
11 | 70632a547232 |
12 | 285b40948953 |
13 | 11796c9aa262 |
14 | 6d550483dcb |
15 | 3750e1cd156 |
hex | 1d47655ab4f |
2012030020431 has 12 divisors (see below), whose sum is σ = 2906709171808. Its totient is φ = 1341148614624.
The previous prime is 2012030020387. The next prime is 2012030020433. The reversal of 2012030020431 is 1340200302102.
2012030020431 is a `hidden beast` number, since 201 + 2 + 0 + 30 + 0 + 2 + 0 + 431 = 666.
It is not a de Polignac number, because 2012030020431 - 210 = 2012030019407 is a prime.
It is a super-2 number, since 2×20120300204312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012030020433) 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, 16998775 + ... + 17116728.
Almost surely, 22012030020431 is an apocalyptic number.
2012030020431 is a deficient number, since it is larger than the sum of its proper divisors (894679151377).
2012030020431 is a wasteful number, since it uses less digits than its factorization.
2012030020431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34122062 (or 34122059 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 2012030020431 its reverse (1340200302102), we get a palindrome (3352230322533).
The spelling of 2012030020431 in words is "two trillion, twelve billion, thirty million, twenty thousand, four hundred thirty-one".
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