Base | Representation |
---|---|
bin | 11000010100100… |
… | …00011000011010 |
3 | 112012220001010221 |
4 | 30022100120122 |
5 | 404211441010 |
6 | 32124430254 |
7 | 5025046204 |
oct | 1412203032 |
9 | 465801127 |
10 | 204015130 |
11 | a5185650 |
12 | 583a838a |
13 | 33361a17 |
14 | 1d149774 |
15 | 12d9ddda |
hex | c29061a |
204015130 has 64 divisors (see below), whose sum is σ = 429857280. Its totient is φ = 68889600.
The previous prime is 204015107. The next prime is 204015131. The reversal of 204015130 is 31510402.
204015130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (204015131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147040 + ... + 148420.
It is an arithmetic number, because the mean of its divisors is an integer number (6716520).
Almost surely, 2204015130 is an apocalyptic number.
204015130 is an abundant number, since it is smaller than the sum of its proper divisors (225842150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204015130 is a wasteful number, since it uses less digits than its factorization.
204015130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1495.
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 204015130 is about 14283.3865032071. The cubic root of 204015130 is about 588.6910847206.
Adding to 204015130 its reverse (31510402), we get a palindrome (235525532).
The spelling of 204015130 in words is "two hundred four million, fifteen thousand, one hundred thirty".
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