Search a number
-
+
1770241 = 11236997
BaseRepresentation
bin110110000001100000001
310022221022111
412300030001
5423121431
6101535321
721022024
oct6601401
93287274
101770241
11aaa010
12714541
1349c9a5
143411bb
1524e7b1
hex1b0301

1770241 has 8 divisors (see below), whose sum is σ = 2015424. Its totient is φ = 1539120.

The previous prime is 1770239. The next prime is 1770259. The reversal of 1770241 is 1420771.

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

It is not a de Polignac number, because 1770241 - 21 = 1770239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1770221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3246 + ... + 3751.

It is an arithmetic number, because the mean of its divisors is an integer number (251928).

21770241 is an apocalyptic number.

1770241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1770241 is a deficient number, since it is larger than the sum of its proper divisors (245183).

1770241 is a wasteful number, since it uses less digits than its factorization.

1770241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7031.

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 1770241 is about 1330.5040398285. The cubic root of 1770241 is about 120.9699399408.

The spelling of 1770241 in words is "one million, seven hundred seventy thousand, two hundred forty-one".

Divisors: 1 11 23 253 6997 76967 160931 1770241