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3120293 = 11419677
BaseRepresentation
bin1011111001110010100101
312212112020102
423321302211
51244322133
6150513445
735344031
oct13716245
95775212
103120293
111841360
121065885
13853337
145b31c1
154197e8
hex2f9ca5

3120293 has 8 divisors (see below), whose sum is σ = 3417120. Its totient is φ = 2825680.

The previous prime is 3120287. The next prime is 3120311. The reversal of 3120293 is 3920213.

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

It is not a de Polignac number, because 3120293 - 24 = 3120277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4271 + ... + 4947.

It is an arithmetic number, because the mean of its divisors is an integer number (427140).

Almost surely, 23120293 is an apocalyptic number.

It is an amenable number.

3120293 is a deficient number, since it is larger than the sum of its proper divisors (296827).

3120293 is a wasteful number, since it uses less digits than its factorization.

3120293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 3120293 is about 1766.4351106112. The cubic root of 3120293 is about 146.1274454835.

The spelling of 3120293 in words is "three million, one hundred twenty thousand, two hundred ninety-three".

Divisors: 1 11 419 677 4609 7447 283663 3120293