Search a number
-
+
3370143 = 37160483
BaseRepresentation
bin1100110110110010011111
320100012222010
430312302133
51330321033
6200122303
740434330
oct14666237
96305863
103370143
1119a2047
121166393
1390cc8a
1463a287
15468863
hex336c9f

3370143 has 8 divisors (see below), whose sum is σ = 5135488. Its totient is φ = 1925784.

The previous prime is 3370141. The next prime is 3370151. The reversal of 3370143 is 3410733.

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

It is not a de Polignac number, because 3370143 - 21 = 3370141 is a prime.

It is a super-2 number, since 2×33701432 = 22715727680898, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 160483 = 3370143 / (3 + 3 + 7 + 0 + 1 + 4 + 3).

It is a Duffinian number.

3370143 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3370141) 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, 80221 + ... + 80262.

It is an arithmetic number, because the mean of its divisors is an integer number (641936).

Almost surely, 23370143 is an apocalyptic number.

3370143 is a deficient number, since it is larger than the sum of its proper divisors (1765345).

3370143 is a wasteful number, since it uses less digits than its factorization.

3370143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160493.

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 3370143 is about 1835.7949231872. The cubic root of 3370143 is about 149.9280098995.

Adding to 3370143 its reverse (3410733), we get a palindrome (6780876).

The spelling of 3370143 in words is "three million, three hundred seventy thousand, one hundred forty-three".

Divisors: 1 3 7 21 160483 481449 1123381 3370143