Base | Representation |
---|---|
bin | 11100010100000000… |
… | …01111100000010000 |
3 | 1110020022220020112120 |
4 | 32022000033200100 |
5 | 222112224034300 |
6 | 10552145254240 |
7 | 1045450514463 |
oct | 161200174020 |
9 | 43208806476 |
10 | 15200221200 |
11 | 64a014618a |
12 | 2b42634380 |
13 | 158317cc38 |
14 | a42a632da |
15 | 5de6b43a0 |
hex | 38a00f810 |
15200221200 has 60 divisors (see below), whose sum is σ = 48691379088. Its totient is φ = 4053392000.
The previous prime is 15200221181. The next prime is 15200221219. The reversal of 15200221200 is 212200251.
It is an interprime number because it is at equal distance from previous prime (15200221181) and next prime (15200221219).
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 15200221200.
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 11 ways as a sum of consecutive naturals, for example, 6332226 + ... + 6334625.
Almost surely, 215200221200 is an apocalyptic number.
15200221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
15200221200 is an abundant number, since it is smaller than the sum of its proper divisors (33491157888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15200221200 is a wasteful number, since it uses less digits than its factorization.
15200221200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12666872 (or 12666861 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 15.
Adding to 15200221200 its reverse (212200251), we get a palindrome (15412421451).
The spelling of 15200221200 in words is "fifteen billion, two hundred million, two hundred twenty-one thousand, two hundred".
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