Base | Representation |
---|---|
bin | 1000010101100010100… |
… | …1111100011011100000 |
3 | 111200200100011102222102 |
4 | 2011120221330123200 |
5 | 4321304123424300 |
6 | 145443413425532 |
7 | 13230105026102 |
oct | 2053051743340 |
9 | 450610142872 |
10 | 143221311200 |
11 | 55815772a00 |
12 | 2391063b2a8 |
13 | 106760829b6 |
14 | 6d093a3572 |
15 | 3ad392e0d5 |
hex | 2158a7c6e0 |
143221311200 has 108 divisors (see below), whose sum is σ = 384314230440. Its totient is φ = 52080441600.
The previous prime is 143221311197. The next prime is 143221311239. The reversal of 143221311200 is 2113122341.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 642980 + ... + 836579.
Almost surely, 2143221311200 is an apocalyptic number.
143221311200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
143221311200 is an abundant number, since it is smaller than the sum of its proper divisors (241092919240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143221311200 is a wasteful number, since it uses less digits than its factorization.
143221311200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1479601 (or 1479577 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 143221311200 its reverse (2113122341), we get a palindrome (145334433541).
The spelling of 143221311200 in words is "one hundred forty-three billion, two hundred twenty-one million, three hundred eleven thousand, two hundred".
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