Base | Representation |
---|---|
bin | 10000111001111… |
… | …10001111111000 |
3 | 100212211211111021 |
4 | 20130332033320 |
5 | 242301001403 |
6 | 22023312224 |
7 | 3341250121 |
oct | 1034761770 |
9 | 325754437 |
10 | 141812728 |
11 | 73060002 |
12 | 3b5ab674 |
13 | 234c3475 |
14 | 14b97048 |
15 | c6b38bd |
hex | 873e3f8 |
141812728 has 16 divisors (see below), whose sum is σ = 266202000. Its totient is φ = 70825536.
The previous prime is 141812719. The next prime is 141812729. The reversal of 141812728 is 827218141.
It is a super-2 number, since 2×1418127282 = 40221699645603968, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 141812693 and 141812702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141812729) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2293 + ... + 16996.
It is an arithmetic number, because the mean of its divisors is an integer number (16637625).
Almost surely, 2141812728 is an apocalyptic number.
It is an amenable number.
141812728 is a deficient number, since it is larger than the sum of its proper divisors (124389272).
141812728 is a wasteful number, since it uses less digits than its factorization.
141812728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20214 (or 20210 counting only the distinct ones).
The product of its digits is 7168, while the sum is 34.
The square root of 141812728 is about 11908.5149368005. The cubic root of 141812728 is about 521.4808969248.
The spelling of 141812728 in words is "one hundred forty-one million, eight hundred twelve thousand, seven hundred twenty-eight".
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