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969031 = 7138433
BaseRepresentation
bin11101100100101000111
31211020021001
43230211013
5222002111
632434131
711144110
oct3544507
91736231
10969031
11602058
123a8947
1327c0bb
141b3207
151421c1
hexec947

969031 has 4 divisors (see below), whose sum is σ = 1107472. Its totient is φ = 830592.

The previous prime is 969011. The next prime is 969037. The reversal of 969031 is 130969.

It is a happy number.

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

It is not a de Polignac number, because 969031 - 29 = 968519 is a prime.

It is a super-2 number, since 2×9690312 = 1878042157922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69210 + ... + 69223.

It is an arithmetic number, because the mean of its divisors is an integer number (276868).

2969031 is an apocalyptic number.

969031 is a deficient number, since it is larger than the sum of its proper divisors (138441).

969031 is a wasteful number, since it uses less digits than its factorization.

969031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138440.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 969031 is about 984.3937220442. The cubic root of 969031 is about 98.9568563498.

The spelling of 969031 in words is "nine hundred sixty-nine thousand, thirty-one".

Divisors: 1 7 138433 969031