Base | Representation |
---|---|
bin | 10111111110100… |
… | …10110010000100 |
3 | 112000111001002202 |
4 | 23333102302010 |
5 | 402443011010 |
6 | 31543054032 |
7 | 4661450006 |
oct | 1377226204 |
9 | 460431082 |
10 | 201141380 |
11 | a35a2550 |
12 | 57441318 |
13 | 3289698b |
14 | 1c9dc376 |
15 | 129d26a5 |
hex | bfd2c84 |
201141380 has 24 divisors (see below), whose sum is σ = 460797120. Its totient is φ = 73142240.
The previous prime is 201141377. The next prime is 201141389. The reversal of 201141380 is 83141102.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (201141389) 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, 456920 + ... + 457359.
It is an arithmetic number, because the mean of its divisors is an integer number (19199880).
Almost surely, 2201141380 is an apocalyptic number.
201141380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201141380 is an abundant number, since it is smaller than the sum of its proper divisors (259655740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201141380 is a wasteful number, since it uses less digits than its factorization.
201141380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 914299 (or 914297 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 201141380 is about 14182.4320904420. The cubic root of 201141380 is about 585.9139098603.
Adding to 201141380 its reverse (83141102), we get a palindrome (284282482).
The spelling of 201141380 in words is "two hundred one million, one hundred forty-one thousand, three hundred eighty".
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