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58345387 = 200329129
BaseRepresentation
bin1101111010010…
…0011110101011
311001210020211021
43132210132223
5104414023022
65442313311
71305633112
oct336443653
9131706737
1058345387
112aa30831
1217658837
13c11aac9
147a6ac79
1551c77c7
hex37a47ab

58345387 has 4 divisors (see below), whose sum is σ = 58376520. Its totient is φ = 58314256.

The previous prime is 58345381. The next prime is 58345393. The reversal of 58345387 is 78354385.

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 (58345381) and next prime (58345393).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58345387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58345381) 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, 12562 + ... + 16567.

It is an arithmetic number, because the mean of its divisors is an integer number (14594130).

Almost surely, 258345387 is an apocalyptic number.

58345387 is a deficient number, since it is larger than the sum of its proper divisors (31133).

58345387 is a wasteful number, since it uses less digits than its factorization.

58345387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31132.

The product of its digits is 403200, while the sum is 43.

The square root of 58345387 is about 7638.4152152132. The cubic root of 58345387 is about 387.8545062419.

The spelling of 58345387 in words is "fifty-eight million, three hundred forty-five thousand, three hundred eighty-seven".

Divisors: 1 2003 29129 58345387