Base | Representation |
---|---|
bin | 101101011011… |
… | …1101100100000 |
3 | 1122211020101112 |
4 | 1122313230200 |
5 | 22044233323 |
6 | 2210322452 |
7 | 406322144 |
oct | 132675440 |
9 | 48736345 |
10 | 23821088 |
11 | 124a0155 |
12 | 7b89428 |
13 | 4c20725 |
14 | 3241224 |
15 | 2158178 |
hex | 16b7b20 |
23821088 has 12 divisors (see below), whose sum is σ = 46897830. Its totient is φ = 11910528.
The previous prime is 23821087. The next prime is 23821099. The reversal of 23821088 is 88012832.
It can be written as a sum of positive squares in only one way, i.e., 17205904 + 6615184 = 4148^2 + 2572^2 .
It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 744409 = 23821088 / (2 + 3 + 8 + 2 + 1 + 0 + 8 + 8).
It is not an unprimeable number, because it can be changed into a prime (23821087) 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 as a sum of consecutive naturals, namely, 372173 + ... + 372236.
Almost surely, 223821088 is an apocalyptic number.
It is an amenable number.
23821088 is a deficient number, since it is larger than the sum of its proper divisors (23076742).
23821088 is an equidigital number, since it uses as much as digits as its factorization.
23821088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 744419 (or 744411 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 32.
The square root of 23821088 is about 4880.6851977975. The cubic root of 23821088 is about 287.7313595780.
The spelling of 23821088 in words is "twenty-three million, eight hundred twenty-one thousand, eighty-eight".
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