Base | Representation |
---|---|
bin | 11001011110011… |
… | …00001001011001 |
3 | 112220002221022220 |
4 | 30233030021121 |
5 | 414201301423 |
6 | 33112134253 |
7 | 5203252440 |
oct | 1457141131 |
9 | 486087286 |
10 | 213697113 |
11 | aa698893 |
12 | 5b697389 |
13 | 353718c6 |
14 | 20549d57 |
15 | 13b629e3 |
hex | cbcc259 |
213697113 has 32 divisors (see below), whose sum is σ = 335238912. Its totient is φ = 118560000.
The previous prime is 213697093. The next prime is 213697139. The reversal of 213697113 is 311796312.
213697113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 213697113 - 26 = 213697049 is a prime.
It is a super-2 number, since 2×2136971132 = 91332912209069538, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (213697193) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111463 + ... + 113363.
It is an arithmetic number, because the mean of its divisors is an integer number (10476216).
Almost surely, 2213697113 is an apocalyptic number.
It is an amenable number.
213697113 is a deficient number, since it is larger than the sum of its proper divisors (121541799).
213697113 is a wasteful number, since it uses less digits than its factorization.
213697113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2065.
The product of its digits is 6804, while the sum is 33.
The square root of 213697113 is about 14618.3827080837. The cubic root of 213697113 is about 597.8600741580.
It can be divided in two parts, 21369 and 7113, that added together give a palindrome (28482).
The spelling of 213697113 in words is "two hundred thirteen million, six hundred ninety-seven thousand, one hundred thirteen".
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