Base | Representation |
---|---|
bin | 11010100101010… |
… | …11011000010000 |
3 | 120112121120121020 |
4 | 31102223120100 |
5 | 424042000310 |
6 | 34043355440 |
7 | 5345320002 |
oct | 1522533020 |
9 | 515546536 |
10 | 223000080 |
11 | 104972296 |
12 | 62822b80 |
13 | 3727b114 |
14 | 2188c372 |
15 | 1489e170 |
hex | d4ab610 |
223000080 has 80 divisors (see below), whose sum is σ = 692753280. Its totient is φ = 59341824.
The previous prime is 223000069. The next prime is 223000087. The reversal of 223000080 is 80000322.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (223000087) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196956 + ... + 198084.
It is an arithmetic number, because the mean of its divisors is an integer number (8659416).
Almost surely, 2223000080 is an apocalyptic number.
223000080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223000080 is an abundant number, since it is smaller than the sum of its proper divisors (469753200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223000080 is a wasteful number, since it uses less digits than its factorization.
223000080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1968 (or 1962 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 223000080 is about 14933.1872016660. The cubic root of 223000080 is about 606.4127719664.
The spelling of 223000080 in words is "two hundred twenty-three million, eighty", and thus it is an aban number.
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