Base | Representation |
---|---|
bin | 10111111111110… |
… | …10001000000010 |
3 | 112000210020011021 |
4 | 23333322020002 |
5 | 403013140110 |
6 | 31550340054 |
7 | 4663020562 |
oct | 1377721002 |
9 | 460706137 |
10 | 201302530 |
11 | a36a2630 |
12 | 574ba62a |
13 | 32922130 |
14 | 1ca40da2 |
15 | 12a152da |
hex | bffa202 |
201302530 has 128 divisors (see below), whose sum is σ = 464486400. Its totient is φ = 61689600.
The previous prime is 201302477. The next prime is 201302531. The reversal of 201302530 is 35203102.
It is not an unprimeable number, because it can be changed into a prime (201302531) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 842151 + ... + 842389.
It is an arithmetic number, because the mean of its divisors is an integer number (3628800).
Almost surely, 2201302530 is an apocalyptic number.
201302530 is an abundant number, since it is smaller than the sum of its proper divisors (263183870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201302530 is a wasteful number, since it uses less digits than its factorization.
201302530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 320.
The product of its (nonzero) digits is 180, while the sum is 16.
The square root of 201302530 is about 14188.1122775371. The cubic root of 201302530 is about 586.0703418222.
Adding to 201302530 its reverse (35203102), we get a palindrome (236505632).
The spelling of 201302530 in words is "two hundred one million, three hundred two thousand, five hundred thirty".
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