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3127272 = 233130303
BaseRepresentation
bin1011111011011111101000
312212212210220
423323133220
51300033042
6151010040
735403261
oct13733750
95785726
103127272
111846625
121069920
13856575
145b5968
1541b8ec
hex2fb7e8

3127272 has 16 divisors (see below), whose sum is σ = 7818240. Its totient is φ = 1042416.

The previous prime is 3127259. The next prime is 3127279. The reversal of 3127272 is 2727213.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 130303 = 3127272 / (3 + 1 + 2 + 7 + 2 + 7 + 2).

3127272 is a modest number, since divided by 7272 gives 312 as remainder.

It is not an unprimeable number, because it can be changed into a prime (3127279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65128 + ... + 65175.

It is an arithmetic number, because the mean of its divisors is an integer number (488640).

Almost surely, 23127272 is an apocalyptic number.

It is an amenable number.

3127272 is an abundant number, since it is smaller than the sum of its proper divisors (4690968).

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

3127272 is a wasteful number, since it uses less digits than its factorization.

3127272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130312 (or 130308 counting only the distinct ones).

The product of its digits is 1176, while the sum is 24.

The square root of 3127272 is about 1768.4094548492. The cubic root of 3127272 is about 146.2363096251.

The spelling of 3127272 in words is "three million, one hundred twenty-seven thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 24 130303 260606 390909 521212 781818 1042424 1563636 3127272