Base | Representation |
---|---|
bin | 101110000001… |
… | …100101101010 |
3 | 211200222020200 |
4 | 232001211222 |
5 | 11042041010 |
6 | 1110333030 |
7 | 204360210 |
oct | 56014552 |
9 | 24628220 |
10 | 12065130 |
11 | 68a0790 |
12 | 405a176 |
13 | 266583c |
14 | 1860cb0 |
15 | 10d4cc0 |
hex | b8196a |
12065130 has 96 divisors (see below), whose sum is σ = 39132288. Its totient is φ = 2505600.
The previous prime is 12065113. The next prime is 12065143. The reversal of 12065130 is 3156021.
12065130 is a `hidden beast` number, since 12 + 0 + 651 + 3 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6060 + ... + 7800.
It is an arithmetic number, because the mean of its divisors is an integer number (407628).
Almost surely, 212065130 is an apocalyptic number.
12065130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12065130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19566144).
12065130 is an abundant number, since it is smaller than the sum of its proper divisors (27067158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12065130 is a wasteful number, since it uses less digits than its factorization.
12065130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1772 (or 1769 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 12065130 is about 3473.4895998117. The cubic root of 12065130 is about 229.3562971829.
It can be divided in two parts, 1206 and 5130, that added together give a palindrome (6336).
The spelling of 12065130 in words is "twelve million, sixty-five thousand, one hundred thirty".
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