Base | Representation |
---|---|
bin | 10010111110111… |
… | …10101011000111 |
3 | 102002122120212210 |
4 | 21133132223013 |
5 | 311231401142 |
6 | 23445114503 |
7 | 3642402051 |
oct | 1137365307 |
9 | 362576783 |
10 | 159247047 |
11 | 81988733 |
12 | 453b8a33 |
13 | 26cb8b2b |
14 | 172148d1 |
15 | dea949c |
hex | 97deac7 |
159247047 has 8 divisors (see below), whose sum is σ = 212389120. Its totient is φ = 106134840.
The previous prime is 159247043. The next prime is 159247051. The reversal of 159247047 is 740742951.
It is an interprime number because it is at equal distance from previous prime (159247043) and next prime (159247051).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 159247047 - 22 = 159247043 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 159246996 and 159247014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (159247043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12972 + ... + 22062.
It is an arithmetic number, because the mean of its divisors is an integer number (26548640).
Almost surely, 2159247047 is an apocalyptic number.
159247047 is a deficient number, since it is larger than the sum of its proper divisors (53142073).
159247047 is an equidigital number, since it uses as much as digits as its factorization.
159247047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14933.
The product of its (nonzero) digits is 70560, while the sum is 39.
The square root of 159247047 is about 12619.3124614616. The cubic root of 159247047 is about 542.0305885888.
Adding to 159247047 its reverse (740742951), we get a palindrome (899989998).
The spelling of 159247047 in words is "one hundred fifty-nine million, two hundred forty-seven thousand, forty-seven".
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