Base | Representation |
---|---|
bin | 10110100010011101… |
… | …01101101110011000 |
3 | 1011020021201101010011 |
4 | 23101032231232120 |
5 | 144240124330130 |
6 | 5320405531304 |
7 | 605566154413 |
oct | 132116555630 |
9 | 34207641104 |
10 | 12100230040 |
11 | 514a29aa18 |
12 | 2418413b34 |
13 | 11aab58c42 |
14 | 82b06cb7a |
15 | 4ac46d52a |
hex | 2d13adb98 |
12100230040 has 16 divisors (see below), whose sum is σ = 27225517680. Its totient is φ = 4840092000.
The previous prime is 12100230007. The next prime is 12100230059. The reversal of 12100230040 is 4003200121.
It is a self number, because there is not a number n which added to its sum of digits gives 12100230040.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151252836 + ... + 151252915.
It is an arithmetic number, because the mean of its divisors is an integer number (1701594855).
Almost surely, 212100230040 is an apocalyptic number.
12100230040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12100230040 is an abundant number, since it is smaller than the sum of its proper divisors (15125287640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12100230040 is a wasteful number, since it uses less digits than its factorization.
12100230040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302505762 (or 302505758 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 12100230040 its reverse (4003200121), we get a palindrome (16103430161).
The spelling of 12100230040 in words is "twelve billion, one hundred million, two hundred thirty thousand, forty".
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