Base | Representation |
---|---|
bin | 11010100111010… |
… | …01110011010101 |
3 | 120120002120100001 |
4 | 31103221303111 |
5 | 424123141030 |
6 | 34053051301 |
7 | 5350433305 |
oct | 1523516325 |
9 | 516076301 |
10 | 223255765 |
11 | 1050273a7 |
12 | 62926b31 |
13 | 3733a605 |
14 | 21917605 |
15 | 148eecca |
hex | d4e9cd5 |
223255765 has 8 divisors (see below), whose sum is σ = 269682048. Its totient is φ = 177421200.
The previous prime is 223255763. The next prime is 223255771. The reversal of 223255765 is 567552322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 223255765 - 21 = 223255763 is a prime.
It is a super-3 number, since 3×2232557653 (a number of 26 digits) contains 333 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 (223255763) 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, 147097 + ... + 148606.
It is an arithmetic number, because the mean of its divisors is an integer number (33710256).
Almost surely, 2223255765 is an apocalyptic number.
It is an amenable number.
223255765 is a deficient number, since it is larger than the sum of its proper divisors (46426283).
223255765 is a wasteful number, since it uses less digits than its factorization.
223255765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295859.
The product of its digits is 126000, while the sum is 37.
The square root of 223255765 is about 14941.7457146078. The cubic root of 223255765 is about 606.6444481592.
The spelling of 223255765 in words is "two hundred twenty-three million, two hundred fifty-five thousand, seven hundred sixty-five".
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