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714391 = 1742023
BaseRepresentation
bin10101110011010010111
31100021221221
42232122113
5140330031
623151211
76033526
oct2563227
91307857
10714391
11448807
122a5507
131c0222
141484bd
15e1a11
hexae697

714391 has 4 divisors (see below), whose sum is σ = 756432. Its totient is φ = 672352.

The previous prime is 714377. The next prime is 714443. The reversal of 714391 is 193417.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 193417 = 727631.

It is a cyclic number.

It is not a de Polignac number, because 714391 - 215 = 681623 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (714341) 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, 20995 + ... + 21028.

It is an arithmetic number, because the mean of its divisors is an integer number (189108).

2714391 is an apocalyptic number.

714391 is a deficient number, since it is larger than the sum of its proper divisors (42041).

714391 is a wasteful number, since it uses less digits than its factorization.

714391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42040.

The product of its digits is 756, while the sum is 25.

The square root of 714391 is about 845.2165403020. The cubic root of 714391 is about 89.3947453399.

The spelling of 714391 in words is "seven hundred fourteen thousand, three hundred ninety-one".

Divisors: 1 17 42023 714391