Base | Representation |
---|---|
bin | 101101000110… |
… | …1111011010000 |
3 | 1122111112200221 |
4 | 1122031323100 |
5 | 22023300000 |
6 | 2202522424 |
7 | 405010303 |
oct | 132157320 |
9 | 48445627 |
10 | 23650000 |
11 | 12393660 |
12 | 7b06414 |
13 | 4b908aa |
14 | 31d8b3a |
15 | 212261a |
hex | 168ded0 |
23650000 has 120 divisors (see below), whose sum is σ = 63933408. Its totient is φ = 8400000.
The previous prime is 23649991. The next prime is 23650001. The reversal of 23650000 is 5632.
It is a hoax number, since the sum of its digits (16) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23650001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 549979 + ... + 550021.
Almost surely, 223650000 is an apocalyptic number.
23650000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23650000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31966704).
23650000 is an abundant number, since it is smaller than the sum of its proper divisors (40283408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23650000 is an equidigital number, since it uses as much as digits as its factorization.
23650000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87 (or 61 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 16.
The square root of 23650000 is about 4863.1265663151. The cubic root of 23650000 is about 287.0408550256.
Adding to 23650000 its reverse (5632), we get a palindrome (23655632).
The spelling of 23650000 in words is "twenty-three million, six hundred fifty thousand".
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