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9240685 = 52816577
BaseRepresentation
bin100011010000…
…000001101101
3122101110211121
4203100001231
54331200220
6530020541
7141354526
oct43200155
918343747
109240685
115241733
123117751
131bb707c
14132784d
15c27eaa
hex8d006d

9240685 has 8 divisors (see below), whose sum is σ = 11129976. Its totient is φ = 7365120.

The previous prime is 9240683. The next prime is 9240689. The reversal of 9240685 is 5860429.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4338889 + 4901796 = 2083^2 + 2214^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9240685 - 21 = 9240683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9240685.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9240683) 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, 1884 + ... + 4693.

It is an arithmetic number, because the mean of its divisors is an integer number (1391247).

Almost surely, 29240685 is an apocalyptic number.

It is an amenable number.

9240685 is a deficient number, since it is larger than the sum of its proper divisors (1889291).

9240685 is a wasteful number, since it uses less digits than its factorization.

9240685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6863.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 9240685 is about 3039.8495028537. The cubic root of 9240685 is about 209.8463350528.

The spelling of 9240685 in words is "nine million, two hundred forty thousand, six hundred eighty-five".

Divisors: 1 5 281 1405 6577 32885 1848137 9240685