Base | Representation |
---|---|
bin | 10011010100100… |
… | …00100001000001 |
3 | 102021222010212102 |
4 | 21222100201001 |
5 | 312442311031 |
6 | 24025440145 |
7 | 4005410663 |
oct | 1152204101 |
9 | 367863772 |
10 | 162072641 |
11 | 83538635 |
12 | 46340055 |
13 | 27767c93 |
14 | 1774c533 |
15 | e3667cb |
hex | 9a90841 |
162072641 has 8 divisors (see below), whose sum is σ = 170877120. Its totient is φ = 153295632.
The previous prime is 162072637. The next prime is 162072653. The reversal of 162072641 is 146270261.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 162072641 - 22 = 162072637 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (162072661) 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, 5876 + ... + 18938.
It is an arithmetic number, because the mean of its divisors is an integer number (21359640).
Almost surely, 2162072641 is an apocalyptic number.
It is an amenable number.
162072641 is a deficient number, since it is larger than the sum of its proper divisors (8804479).
162072641 is a wasteful number, since it uses less digits than its factorization.
162072641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13735.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 162072641 is about 12730.7753495221. The cubic root of 162072641 is about 545.2176455858.
The spelling of 162072641 in words is "one hundred sixty-two million, seventy-two thousand, six hundred forty-one".
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