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9240680 = 235231017
BaseRepresentation
bin100011010000…
…000001101000
3122101110211102
4203100001220
54331200210
6530020532
7141354521
oct43200150
918343742
109240680
115241729
123117748
131bb7077
141327848
15c27ea5
hex8d0068

9240680 has 16 divisors (see below), whose sum is σ = 20791620. Its totient is φ = 3696256.

The previous prime is 9240667. The next prime is 9240683. The reversal of 9240680 is 860429.

It can be written as a sum of positive squares in 2 ways, for example, as 9229444 + 11236 = 3038^2 + 106^2 .

It is not an unprimeable number, because it can be changed into a prime (9240683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115469 + ... + 115548.

Almost surely, 29240680 is an apocalyptic number.

It is an amenable number.

9240680 is an abundant number, since it is smaller than the sum of its proper divisors (11550940).

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

9240680 is a wasteful number, since it uses less digits than its factorization.

9240680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231028 (or 231024 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 9240680 is about 3039.8486804445. The cubic root of 9240680 is about 209.8462972046.

The spelling of 9240680 in words is "nine million, two hundred forty thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 231017 462034 924068 1155085 1848136 2310170 4620340 9240680