Base | Representation |
---|---|
bin | 100111001110000001… |
… | …101001001111001011 |
3 | 11000200210201210201111 |
4 | 213032001221033023 |
5 | 1142220434240321 |
6 | 31202354031151 |
7 | 3020361442552 |
oct | 471601511713 |
9 | 130623653644 |
10 | 42111243211 |
11 | 1694a776344 |
12 | 81b2b784b7 |
13 | 3c815a8abb |
14 | 2076b42d99 |
15 | 11670205e1 |
hex | 9ce0693cb |
42111243211 has 8 divisors (see below), whose sum is σ = 42428391264. Its totient is φ = 41794869120.
The previous prime is 42111243173. The next prime is 42111243257. The reversal of 42111243211 is 11234211124.
42111243211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42111243211 - 29 = 42111242699 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42111243271) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84030 + ... + 302131.
It is an arithmetic number, because the mean of its divisors is an integer number (5303548908).
Almost surely, 242111243211 is an apocalyptic number.
42111243211 is a deficient number, since it is larger than the sum of its proper divisors (317148053).
42111243211 is a wasteful number, since it uses less digits than its factorization.
42111243211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386981.
The product of its digits is 384, while the sum is 22.
Adding to 42111243211 its reverse (11234211124), we get a palindrome (53345454335).
The spelling of 42111243211 in words is "forty-two billion, one hundred eleven million, two hundred forty-three thousand, two hundred eleven".
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