Base | Representation |
---|---|
bin | 11010101011000… |
… | …00100100101101 |
3 | 120121000021200010 |
4 | 31111200210231 |
5 | 424234223003 |
6 | 34111323433 |
7 | 5354530530 |
oct | 1525404455 |
9 | 517007603 |
10 | 223742253 |
11 | 105329959 |
12 | 62b20579 |
13 | 3747ab87 |
14 | 21a02a17 |
15 | 14999003 |
hex | d56092d |
223742253 has 32 divisors (see below), whose sum is σ = 362520576. Its totient is φ = 119824128.
The previous prime is 223742249. The next prime is 223742257. The reversal of 223742253 is 352247322.
It is an interprime number because it is at equal distance from previous prime (223742249) and next prime (223742257).
It is not a de Polignac number, because 223742253 - 22 = 223742249 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 223742253.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223742257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92700 + ... + 95082.
It is an arithmetic number, because the mean of its divisors is an integer number (11328768).
Almost surely, 2223742253 is an apocalyptic number.
It is an amenable number.
223742253 is a deficient number, since it is larger than the sum of its proper divisors (138778323).
223742253 is a wasteful number, since it uses less digits than its factorization.
223742253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2673.
The product of its digits is 20160, while the sum is 30.
The square root of 223742253 is about 14958.0163457592. The cubic root of 223742253 is about 607.0847669688.
Adding to 223742253 its reverse (352247322), we get a palindrome (575989575).
The spelling of 223742253 in words is "two hundred twenty-three million, seven hundred forty-two thousand, two hundred fifty-three".
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