Base | Representation |
---|---|
bin | 10111111111110… |
… | …10000100110000 |
3 | 112000210012212111 |
4 | 23333322010300 |
5 | 403013133240 |
6 | 31550335104 |
7 | 4663020142 |
oct | 1377720460 |
9 | 460705774 |
10 | 201302320 |
11 | a36a245a |
12 | 574ba494 |
13 | 32921ccb |
14 | 1ca40c92 |
15 | 12a151ea |
hex | bffa130 |
201302320 has 40 divisors (see below), whose sum is σ = 471469824. Its totient is φ = 79928832.
The previous prime is 201302317. The next prime is 201302327. The reversal of 201302320 is 23203102.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is a self number, because there is not a number n which added to its sum of digits gives 201302320.
It is not an unprimeable number, because it can be changed into a prime (201302327) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1777 + ... + 20143.
Almost surely, 2201302320 is an apocalyptic number.
201302320 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 201302320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235734912).
201302320 is an abundant number, since it is smaller than the sum of its proper divisors (270167504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201302320 is a wasteful number, since it uses less digits than its factorization.
201302320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18517 (or 18511 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 201302320 is about 14188.1048769735. The cubic root of 201302320 is about 586.0701380248.
Adding to 201302320 its reverse (23203102), we get a palindrome (224505422).
The spelling of 201302320 in words is "two hundred one million, three hundred two thousand, three hundred twenty".
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