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7141013 = 11649183
BaseRepresentation
bin11011001111011010010101
3111102210121222
4123033122111
53312003023
6413020125
7114461165
oct33173225
914383558
107141013
114038170
122484645
131630469
14d3c5a5
15960cc8
hex6cf695

7141013 has 4 divisors (see below), whose sum is σ = 7790208. Its totient is φ = 6491820.

The previous prime is 7141009. The next prime is 7141021. The reversal of 7141013 is 3101417.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3101417 = 11281947.

It is a cyclic number.

It is not a de Polignac number, because 7141013 - 22 = 7141009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7140982 and 7141000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7141033) 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, 324581 + ... + 324602.

It is an arithmetic number, because the mean of its divisors is an integer number (1947552).

Almost surely, 27141013 is an apocalyptic number.

It is an amenable number.

7141013 is a deficient number, since it is larger than the sum of its proper divisors (649195).

7141013 is a wasteful number, since it uses less digits than its factorization.

7141013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649194.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 7141013 is about 2672.2673893157. The cubic root of 7141013 is about 192.5691032054.

The spelling of 7141013 in words is "seven million, one hundred forty-one thousand, thirteen".

Divisors: 1 11 649183 7141013