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715242 = 231110837
BaseRepresentation
bin10101110100111101010
31100100010110
42232213222
5140341432
623155150
76036153
oct2564752
91310113
10715242
11449410
122a5ab6
131c0728
1414892a
15e1dcc
hexae9ea

715242 has 16 divisors (see below), whose sum is σ = 1560672. Its totient is φ = 216720.

The previous prime is 715237. The next prime is 715243. The reversal of 715242 is 242517.

715242 is nontrivially palindromic in base 16.

It is a super-2 number, since 2×7152422 = 1023142237128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (715243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5353 + ... + 5484.

It is an arithmetic number, because the mean of its divisors is an integer number (97542).

2715242 is an apocalyptic number.

715242 is an abundant number, since it is smaller than the sum of its proper divisors (845430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

715242 is a wasteful number, since it uses less digits than its factorization.

715242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10853.

The product of its digits is 560, while the sum is 21.

The square root of 715242 is about 845.7198117580. The cubic root of 715242 is about 89.4302276555.

Adding to 715242 its reverse (242517), we get a palindrome (957759).

The spelling of 715242 in words is "seven hundred fifteen thousand, two hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 10837 21674 32511 65022 119207 238414 357621 715242