Base | Representation |
---|---|
bin | 11101010001000101011… |
… | …110110101000010111111 |
3 | 21010021021201012101021101 |
4 | 131101011132311002333 |
5 | 230422424330412111 |
6 | 4135534242513531 |
7 | 265206445236523 |
oct | 35210536650277 |
9 | 7107251171241 |
10 | 2011210404031 |
11 | 705a49928304 |
12 | 2859523658a7 |
13 | 11786bc4973a |
14 | 6d4b368dd83 |
15 | 374b227dbc1 |
hex | 1d4457b50bf |
2011210404031 has 4 divisors (see below), whose sum is σ = 2011570132464. Its totient is φ = 2010850675600.
The previous prime is 2011210404023. The next prime is 2011210404041. The reversal of 2011210404031 is 1304040121102.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2011210404031 - 23 = 2011210404023 is a prime.
It is a super-2 number, since 2×20112104040312 (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 (2011210404041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179855830 + ... + 179867011.
It is an arithmetic number, because the mean of its divisors is an integer number (502892533116).
Almost surely, 22011210404031 is an apocalyptic number.
2011210404031 is a deficient number, since it is larger than the sum of its proper divisors (359728433).
2011210404031 is an equidigital number, since it uses as much as digits as its factorization.
2011210404031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 359728432.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 2011210404031 its reverse (1304040121102), we get a palindrome (3315250525133).
The spelling of 2011210404031 in words is "two trillion, eleven billion, two hundred ten million, four hundred four thousand, thirty-one".
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