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7041387 = 32347129
BaseRepresentation
bin11010110111000101101011
3111020201222010
4122313011223
53300311022
6410531003
7113564553
oct32670553
914221863
107041387
113a7a331
122436a63
1315c7002
14d14163
1594150c
hex6b716b

7041387 has 4 divisors (see below), whose sum is σ = 9388520. Its totient is φ = 4694256.

The previous prime is 7041373. The next prime is 7041401. The reversal of 7041387 is 7831407.

It is a happy number.

7041387 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (7041373) and next prime (7041401).

It is not a de Polignac number, because 7041387 - 27 = 7041259 is a prime.

It is a super-2 number, since 2×70413872 = 99162261767538, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7041317) 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, 1173562 + ... + 1173567.

It is an arithmetic number, because the mean of its divisors is an integer number (2347130).

Almost surely, 27041387 is an apocalyptic number.

7041387 is a deficient number, since it is larger than the sum of its proper divisors (2347133).

7041387 is a wasteful number, since it uses less digits than its factorization.

7041387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347132.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 7041387 is about 2653.5611920587. The cubic root of 7041387 is about 191.6693800078.

It can be divided in two parts, 70413 and 87, that added together give a triangular number (70500 = T375).

The spelling of 7041387 in words is "seven million, forty-one thousand, three hundred eighty-seven".

Divisors: 1 3 2347129 7041387