Base | Representation |
---|---|
bin | 101101010000… |
… | …1000001111010 |
3 | 1122122112001002 |
4 | 1122201001322 |
5 | 22033301000 |
6 | 2204325002 |
7 | 405454400 |
oct | 132410172 |
9 | 48575032 |
10 | 23728250 |
11 | 12437427 |
12 | 7b43762 |
13 | 4bba3b0 |
14 | 3219470 |
15 | 213a8d5 |
hex | 16a107a |
23728250 has 96 divisors (see below), whose sum is σ = 56019600. Its totient is φ = 7459200.
The previous prime is 23728247. The next prime is 23728261. The reversal of 23728250 is 5282732.
It can be written as a sum of positive squares in 8 ways, for example, as 1270129 + 22458121 = 1127^2 + 4739^2 .
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 159176 + ... + 159324.
Almost surely, 223728250 is an apocalyptic number.
23728250 is an abundant number, since it is smaller than the sum of its proper divisors (32291350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23728250 is a wasteful number, since it uses less digits than its factorization.
23728250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193 (or 176 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 23728250 is about 4871.1651583579. The cubic root of 23728250 is about 287.3570808240.
The spelling of 23728250 in words is "twenty-three million, seven hundred twenty-eight thousand, two hundred fifty".
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