Base | Representation |
---|---|
bin | 101100010010… |
… | …0101101101111 |
3 | 1121200122120000 |
4 | 1120210231233 |
5 | 21421002210 |
6 | 2145355343 |
7 | 401234016 |
oct | 130445557 |
9 | 47618500 |
10 | 23219055 |
11 | 12119902 |
12 | 7938b53 |
13 | 4a6c6b2 |
14 | 3125a7d |
15 | 2089ac0 |
hex | 1624b6f |
23219055 has 20 divisors (see below), whose sum is σ = 41623032. Its totient is φ = 12383280.
The previous prime is 23219047. The next prime is 23219087. The reversal of 23219055 is 55091232.
It is not a de Polignac number, because 23219055 - 23 = 23219047 is a prime.
It is a hoax number, since the sum of its digits (27) 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 (27).
It is a congruent number.
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, 28261 + ... + 29070.
Almost surely, 223219055 is an apocalyptic number.
23219055 is a deficient number, since it is larger than the sum of its proper divisors (18403977).
23219055 is an equidigital number, since it uses as much as digits as its factorization.
23219055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57348 (or 57339 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
The square root of 23219055 is about 4818.6154650480. The cubic root of 23219055 is about 285.2866921184.
The spelling of 23219055 in words is "twenty-three million, two hundred nineteen thousand, fifty-five".
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