Base | Representation |
---|---|
bin | 1010101010010… |
… | …01010110000110 |
3 | 20020021111001100 |
4 | 11111021112012 |
5 | 140343220012 |
6 | 12512440530 |
7 | 2134065030 |
oct | 525112606 |
9 | 206244040 |
10 | 89429382 |
11 | 46531689 |
12 | 25b49146 |
13 | 156b22c3 |
14 | bc3cc50 |
15 | 7cb78dc |
hex | 5549586 |
89429382 has 48 divisors (see below), whose sum is σ = 231079680. Its totient is φ = 24439536.
The previous prime is 89429381. The next prime is 89429387. The reversal of 89429382 is 28392498.
It is a super-2 number, since 2×894293822 = 15995228729803848, which contains 22 as substring.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89429381) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12532 + ... + 18327.
It is an arithmetic number, because the mean of its divisors is an integer number (4814160).
Almost surely, 289429382 is an apocalyptic number.
89429382 is an abundant number, since it is smaller than the sum of its proper divisors (141650298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89429382 is a wasteful number, since it uses less digits than its factorization.
89429382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30897 (or 30894 counting only the distinct ones).
The product of its digits is 248832, while the sum is 45.
The square root of 89429382 is about 9456.7109504309. The cubic root of 89429382 is about 447.1913658950.
It can be divided in two parts, 894 and 29382, that added together give a square (30276 = 1742).
The spelling of 89429382 in words is "eighty-nine million, four hundred twenty-nine thousand, three hundred eighty-two".
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