Base | Representation |
---|---|
bin | 110110100110… |
… | …0000111101101 |
3 | 1222212012211202 |
4 | 1231030013231 |
5 | 24311421331 |
6 | 2501255245 |
7 | 465202655 |
oct | 155140755 |
9 | 58765752 |
10 | 28623341 |
11 | 1518015a |
12 | 9704525 |
13 | 5c124b6 |
14 | 3b31365 |
15 | 27a5ecb |
hex | 1b4c1ed |
28623341 has 2 divisors, whose sum is σ = 28623342. Its totient is φ = 28623340.
The previous prime is 28623313. The next prime is 28623349. The reversal of 28623341 is 14332682.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 28622500 + 841 = 5350^2 + 29^2 .
It is a cyclic number.
It is not a de Polignac number, because 28623341 - 26 = 28623277 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28623349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14311670 + 14311671.
It is an arithmetic number, because the mean of its divisors is an integer number (14311671).
Almost surely, 228623341 is an apocalyptic number.
It is an amenable number.
28623341 is a deficient number, since it is larger than the sum of its proper divisors (1).
28623341 is an equidigital number, since it uses as much as digits as its factorization.
28623341 is an evil number, because the sum of its binary digits is even.
The product of its digits is 6912, while the sum is 29.
The square root of 28623341 is about 5350.0785975535. The cubic root of 28623341 is about 305.8957488716.
The spelling of 28623341 in words is "twenty-eight million, six hundred twenty-three thousand, three hundred forty-one".
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