Base | Representation |
---|---|
bin | 1101011110010… |
… | …01000100011011 |
3 | 21212200001221210 |
4 | 12233021010123 |
5 | 212413134321 |
6 | 15114234203 |
7 | 2541443622 |
oct | 657110433 |
9 | 255601853 |
10 | 113021211 |
11 | 58885566 |
12 | 31a25963 |
13 | 1a552574 |
14 | 110206b9 |
15 | 9dc7b76 |
hex | 6bc911b |
113021211 has 16 divisors (see below), whose sum is σ = 152668800. Its totient is φ = 74366208.
The previous prime is 113021197. The next prime is 113021213. The reversal of 113021211 is 112120311.
It is a de Polignac number, because none of the positive numbers 2k-113021211 is a prime.
It is not an unprimeable number, because it can be changed into a prime (113021213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121195 + ... + 122123.
It is an arithmetic number, because the mean of its divisors is an integer number (9541800).
Almost surely, 2113021211 is an apocalyptic number.
113021211 is a deficient number, since it is larger than the sum of its proper divisors (39647589).
113021211 is a wasteful number, since it uses less digits than its factorization.
113021211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1418.
The product of its (nonzero) digits is 12, while the sum is 12.
The square root of 113021211 is about 10631.1434474378. The cubic root of 113021211 is about 483.4890605086.
Adding to 113021211 its reverse (112120311), we get a palindrome (225141522).
The spelling of 113021211 in words is "one hundred thirteen million, twenty-one thousand, two hundred eleven".
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