Base | Representation |
---|---|
bin | 11010111101000… |
… | …011100111100111 |
3 | 1011111220210220220 |
4 | 122331003213213 |
5 | 1411231310343 |
6 | 112512255423 |
7 | 14130514620 |
oct | 3275034747 |
9 | 1144823826 |
10 | 452213223 |
11 | 212298540 |
12 | 107541573 |
13 | 728c31b7 |
14 | 440b6a47 |
15 | 29a79183 |
hex | 1af439e7 |
452213223 has 64 divisors (see below), whose sum is σ = 779271168. Its totient is φ = 226437120.
The previous prime is 452213221. The next prime is 452213233. The reversal of 452213223 is 322312254.
It is not a de Polignac number, because 452213223 - 21 = 452213221 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 452213193 and 452213202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (452213221) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1341711 + ... + 1342047.
It is an arithmetic number, because the mean of its divisors is an integer number (12176112).
Almost surely, 2452213223 is an apocalyptic number.
452213223 is a deficient number, since it is larger than the sum of its proper divisors (327057945).
452213223 is a wasteful number, since it uses less digits than its factorization.
452213223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 552.
The product of its digits is 2880, while the sum is 24.
The square root of 452213223 is about 21265.3056173665. The cubic root of 452213223 is about 767.5636847988.
Adding to 452213223 its reverse (322312254), we get a palindrome (774525477).
The spelling of 452213223 in words is "four hundred fifty-two million, two hundred thirteen thousand, two hundred twenty-three".
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