Base | Representation |
---|---|
bin | 101100000100… |
… | …0111110101010 |
3 | 1121110212201102 |
4 | 1120020332222 |
5 | 21403333300 |
6 | 2143121402 |
7 | 400251554 |
oct | 130107652 |
9 | 47425642 |
10 | 23105450 |
11 | 12051515 |
12 | 78a3262 |
13 | 4a2ca84 |
14 | 30d64d4 |
15 | 20660d5 |
hex | 1608faa |
23105450 has 12 divisors (see below), whose sum is σ = 42976230. Its totient is φ = 9242160.
The previous prime is 23105443. The next prime is 23105471. The reversal of 23105450 is 5450132.
It can be written as a sum of positive squares in 3 ways, for example, as 12794929 + 10310521 = 3577^2 + 3211^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231005 + ... + 231104.
Almost surely, 223105450 is an apocalyptic number.
23105450 is a deficient number, since it is larger than the sum of its proper divisors (19870780).
23105450 is a wasteful number, since it uses less digits than its factorization.
23105450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462121 (or 462116 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 23105450 is about 4806.8128734121. The cubic root of 23105450 is about 284.8206525259.
Adding to 23105450 its reverse (5450132), we get a palindrome (28555582).
The spelling of 23105450 in words is "twenty-three million, one hundred five thousand, four hundred fifty".
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