Base | Representation |
---|---|
bin | 11010100101010… |
… | …11101101101110 |
3 | 120112121122111010 |
4 | 31102223231232 |
5 | 424042021304 |
6 | 34043410050 |
7 | 5345324004 |
oct | 1522535556 |
9 | 515548433 |
10 | 223001454 |
11 | 104973325 |
12 | 62823926 |
13 | 3727b930 |
14 | 2188ca74 |
15 | 1489e789 |
hex | d4abb6e |
223001454 has 32 divisors (see below), whose sum is σ = 480977280. Its totient is φ = 68520672.
The previous prime is 223001413. The next prime is 223001473. The reversal of 223001454 is 454100322.
It is a super-2 number, since 2×2230014542 = 99459296972228232, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 223001454.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72357 + ... + 75375.
It is an arithmetic number, because the mean of its divisors is an integer number (15030540).
Almost surely, 2223001454 is an apocalyptic number.
223001454 is an abundant number, since it is smaller than the sum of its proper divisors (257975826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223001454 is a wasteful number, since it uses less digits than its factorization.
223001454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3984.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 223001454 is about 14933.2332065096. The cubic root of 223001454 is about 606.4140174210.
Adding to 223001454 its reverse (454100322), we get a palindrome (677101776).
The spelling of 223001454 in words is "two hundred twenty-three million, one thousand, four hundred fifty-four".
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