Base | Representation |
---|---|
bin | 10110101110010111… |
… | …10011011011000000 |
3 | 1011111020200211102120 |
4 | 23113023303123000 |
5 | 144441213131430 |
6 | 5334335044240 |
7 | 611221252554 |
oct | 132713633300 |
9 | 34436624376 |
10 | 12200130240 |
11 | 51a0723471 |
12 | 2445970680 |
13 | 11c576619c |
14 | 83a435864 |
15 | 4b6103610 |
hex | 2d72f36c0 |
12200130240 has 112 divisors (see below), whose sum is σ = 41014022112. Its totient is φ = 3061989376.
The previous prime is 12200130167. The next prime is 12200130251. The reversal of 12200130240 is 4203100221.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357459 + ... + 390098.
It is an arithmetic number, because the mean of its divisors is an integer number (366196626).
Almost surely, 212200130240 is an apocalyptic number.
12200130240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12200130240 is an abundant number, since it is smaller than the sum of its proper divisors (28813891872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12200130240 is a wasteful number, since it uses less digits than its factorization.
12200130240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 747594 (or 747584 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 12200130240 its reverse (4203100221), we get a palindrome (16403230461).
The spelling of 12200130240 in words is "twelve billion, two hundred million, one hundred thirty thousand, two hundred forty".
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