Base | Representation |
---|---|
bin | 10010110100001… |
… | …11111000100110 |
3 | 102000000020212101 |
4 | 21122013320212 |
5 | 310401433412 |
6 | 23355042314 |
7 | 3624433423 |
oct | 1132077046 |
9 | 360006771 |
10 | 157842982 |
11 | 81109850 |
12 | 44a4039a |
13 | 26916a1b |
14 | 16d6ad4a |
15 | dccd457 |
hex | 9687e26 |
157842982 has 8 divisors (see below), whose sum is σ = 258288552. Its totient is φ = 71746800.
The previous prime is 157842953. The next prime is 157842983. The reversal of 157842982 is 289248751.
157842982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157842983) 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, 3587319 + ... + 3587362.
It is an arithmetic number, because the mean of its divisors is an integer number (32286069).
Almost surely, 2157842982 is an apocalyptic number.
157842982 is a deficient number, since it is larger than the sum of its proper divisors (100445570).
157842982 is a wasteful number, since it uses less digits than its factorization.
157842982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7174694.
The product of its digits is 322560, while the sum is 46.
The square root of 157842982 is about 12563.5576967673. The cubic root of 157842982 is about 540.4328742148.
The spelling of 157842982 in words is "one hundred fifty-seven million, eight hundred forty-two thousand, nine hundred eighty-two".
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