Base | Representation |
---|---|
bin | 10111111111000… |
… | …01110101001100 |
3 | 112000121011122201 |
4 | 23333201311030 |
5 | 403001444040 |
6 | 31544251244 |
7 | 4662124504 |
oct | 1377416514 |
9 | 460534581 |
10 | 201203020 |
11 | a3634897 |
12 | 57470b24 |
13 | 328b8a55 |
14 | 1ca16a04 |
15 | 129e5a9a |
hex | bfe1d4c |
201203020 has 48 divisors (see below), whose sum is σ = 446358528. Its totient is φ = 76063680.
The previous prime is 201203017. The next prime is 201203021. The reversal of 201203020 is 20302102.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 201202988 and 201203006.
It is not an unprimeable number, because it can be changed into a prime (201203021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22887 + ... + 30433.
It is an arithmetic number, because the mean of its divisors is an integer number (9299136).
Almost surely, 2201203020 is an apocalyptic number.
201203020 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 201203020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223179264).
201203020 is an abundant number, since it is smaller than the sum of its proper divisors (245155508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201203020 is a wasteful number, since it uses less digits than its factorization.
201203020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7630 (or 7628 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 201203020 is about 14184.6050350371. The cubic root of 201203020 is about 585.9737550710.
Adding to 201203020 its reverse (20302102), we get a palindrome (221505122).
The spelling of 201203020 in words is "two hundred one million, two hundred three thousand, twenty".
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