Search a number
-
+
16322041 = 291972857
BaseRepresentation
bin111110010000…
…110111111001
31010201020122001
4332100313321
513134301131
61341501001
7255510061
oct76206771
933636561
1016322041
119238a9a
125571761
1334c6318
14224c3a1
151676261
hexf90df9

16322041 has 8 divisors (see below), whose sum is σ = 16976520. Its totient is φ = 15673728.

The previous prime is 16322029. The next prime is 16322081. The reversal of 16322041 is 14022361.

16322041 is a nontrivial binomial coefficient, being equal to C(5714, 2).

It can be written as a sum of positive squares in 4 ways, for example, as 8643600 + 7678441 = 2940^2 + 2771^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a 4-Lehmer number, since φ(16322041) divides (16322041-1)4.

It is a cyclic number.

It is not a de Polignac number, because 16322041 - 213 = 16313849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16322021) 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, 4285 + ... + 7141.

It is an arithmetic number, because the mean of its divisors is an integer number (2122065).

Almost surely, 216322041 is an apocalyptic number.

16322041 is the 5713-rd triangular number and also the 2857-th hexagonal number.

16322041 is the 2160-th centered heptagonal number and also the 1905-th centered nonagonal number.

It is an amenable number.

16322041 is a deficient number, since it is larger than the sum of its proper divisors (654479).

16322041 is a wasteful number, since it uses less digits than its factorization.

16322041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3083.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 16322041 is about 4040.0545788393. The cubic root of 16322041 is about 253.6636018316.

The spelling of 16322041 in words is "sixteen million, three hundred twenty-two thousand, forty-one".

Divisors: 1 29 197 2857 5713 82853 562829 16322041