Search a number
-
+
7655041 = 37313661
BaseRepresentation
bin11101001100111010000001
3112101220202001
4131030322001
53424430131
6432024001
7122031622
oct35147201
915356661
107655041
114359389
122692001
131780414
141033a49
15a13261
hex74ce81

7655041 has 8 divisors (see below), whose sum is σ = 7898984. Its totient is φ = 7413120.

The previous prime is 7655027. The next prime is 7655051. The reversal of 7655041 is 1405567.

7655041 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1299600 + 6355441 = 1140^2 + 2521^2 .

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 7655041 - 29 = 7654529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7655051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11251 + ... + 11911.

It is an arithmetic number, because the mean of its divisors is an integer number (987373).

Almost surely, 27655041 is an apocalyptic number.

It is an amenable number.

7655041 is a deficient number, since it is larger than the sum of its proper divisors (243943).

7655041 is a wasteful number, since it uses less digits than its factorization.

7655041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 7655041 is about 2766.7744758111. The cubic root of 7655041 is about 197.0830041796.

The spelling of 7655041 in words is "seven million, six hundred fifty-five thousand, forty-one".

Divisors: 1 37 313 661 11581 24457 206893 7655041