Base | Representation |
---|---|
bin | 101100000100… |
… | …0011101001010 |
3 | 1121110202210000 |
4 | 1120020131022 |
5 | 21403301211 |
6 | 2143103430 |
7 | 400242402 |
oct | 130103512 |
9 | 47422700 |
10 | 23103306 |
11 | 1204a946 |
12 | 78a1b76 |
13 | 4a2bac5 |
14 | 30d5802 |
15 | 2065656 |
hex | 160874a |
23103306 has 40 divisors (see below), whose sum is σ = 54820260. Its totient is φ = 7247232.
The previous prime is 23103287. The next prime is 23103317. The reversal of 23103306 is 60330132.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 20331081 + 2772225 = 4509^2 + 1665^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1441 + ... + 6948.
Almost surely, 223103306 is an apocalyptic number.
23103306 is an abundant number, since it is smaller than the sum of its proper divisors (31716954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23103306 is a wasteful number, since it uses less digits than its factorization.
23103306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8420 (or 8411 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
The square root of 23103306 is about 4806.5898514435. The cubic root of 23103306 is about 284.8118425645.
Adding to 23103306 its reverse (60330132), we get a palindrome (83433438).
It can be divided in two parts, 23103 and 306, that added together give a square (23409 = 1532).
The spelling of 23103306 in words is "twenty-three million, one hundred three thousand, three hundred six".
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