Base | Representation |
---|---|
bin | 11010101011000… |
… | …10100000010000 |
3 | 120121000200111222 |
4 | 31111202200100 |
5 | 424240001120 |
6 | 34111424212 |
7 | 5354562554 |
oct | 1525424020 |
9 | 517020458 |
10 | 223750160 |
11 | 105334897 |
12 | 62b25068 |
13 | 3748165a |
14 | 21a05864 |
15 | 1499b525 |
hex | d562810 |
223750160 has 20 divisors (see below), whose sum is σ = 520219308. Its totient is φ = 89500032.
The previous prime is 223750159. The next prime is 223750169. The reversal of 223750160 is 61057322.
223750160 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 23697424 + 200052736 = 4868^2 + 14144^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is not an unprimeable number, because it can be changed into a prime (223750169) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1398359 + ... + 1398518.
Almost surely, 2223750160 is an apocalyptic number.
223750160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223750160 is an abundant number, since it is smaller than the sum of its proper divisors (296469148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223750160 is a wasteful number, since it uses less digits than its factorization.
223750160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2796890 (or 2796884 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 26.
The square root of 223750160 is about 14958.2806498608. The cubic root of 223750160 is about 607.0919182968.
The spelling of 223750160 in words is "two hundred twenty-three million, seven hundred fifty thousand, one hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •