Base | Representation |
---|---|
bin | 11010101001001… |
… | …00111011110001 |
3 | 120120112212120120 |
4 | 31110210323301 |
5 | 424203413334 |
6 | 34102200453 |
7 | 5352462402 |
oct | 1524447361 |
9 | 516485516 |
10 | 223497969 |
11 | 105182372 |
12 | 62a23129 |
13 | 373c3926 |
14 | 2197b9a9 |
15 | 1494b949 |
hex | d524ef1 |
223497969 has 32 divisors (see below), whose sum is σ = 329779200. Its totient is φ = 134006400.
The previous prime is 223497943. The next prime is 223498013. The reversal of 223497969 is 969794322.
It is not a de Polignac number, because 223497969 - 215 = 223465201 is a prime.
It is a super-2 number, since 2×2234979692 = 99902684294249922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (223497919) 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, 197397 + ... + 198525.
It is an arithmetic number, because the mean of its divisors is an integer number (10305600).
Almost surely, 2223497969 is an apocalyptic number.
It is an amenable number.
223497969 is a deficient number, since it is larger than the sum of its proper divisors (106281231).
223497969 is a wasteful number, since it uses less digits than its factorization.
223497969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1325.
The product of its digits is 1469664, while the sum is 51.
The square root of 223497969 is about 14949.8484607704. The cubic root of 223497969 is about 606.8637461317.
The spelling of 223497969 in words is "two hundred twenty-three million, four hundred ninety-seven thousand, nine hundred sixty-nine".
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