Search a number
-
+
7580413 = 60112613
BaseRepresentation
bin11100111010101011111101
3112021010101001
4130322223331
53420033123
6430250301
7121301221
oct34725375
915233331
107580413
114308305
122656991
131755469
141014781
159eb0ad
hex73aafd

7580413 has 4 divisors (see below), whose sum is σ = 7593628. Its totient is φ = 7567200.

The previous prime is 7580401. The next prime is 7580423. The reversal of 7580413 is 3140857.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3140857 = 23136559.

It can be written as a sum of positive squares in 2 ways, for example, as 4897369 + 2683044 = 2213^2 + 1638^2 .

It is a cyclic number.

It is not a de Polignac number, because 7580413 - 25 = 7580381 is a prime.

It is a super-2 number, since 2×75804132 = 114925322501138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7580423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5706 + ... + 6907.

It is an arithmetic number, because the mean of its divisors is an integer number (1898407).

Almost surely, 27580413 is an apocalyptic number.

It is an amenable number.

7580413 is a deficient number, since it is larger than the sum of its proper divisors (13215).

7580413 is a wasteful number, since it uses less digits than its factorization.

7580413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13214.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 7580413 is about 2753.2549827432. The cubic root of 7580413 is about 196.4404660943.

The spelling of 7580413 in words is "seven million, five hundred eighty thousand, four hundred thirteen".

Divisors: 1 601 12613 7580413