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3130292 = 221171143
BaseRepresentation
bin1011111100001110110100
312220000221202
423330032310
51300132132
6151032032
735415134
oct13741664
95800852
103130292
111848920
12106b618
13857a59
145b6ac4
1541c762
hex2fc3b4

3130292 has 12 divisors (see below), whose sum is σ = 5976096. Its totient is φ = 1422840.

The previous prime is 3130291. The next prime is 3130297. The reversal of 3130292 is 2920313.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130291) 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 3 ways as a sum of consecutive naturals, for example, 35528 + ... + 35615.

It is an arithmetic number, because the mean of its divisors is an integer number (498008).

Almost surely, 23130292 is an apocalyptic number.

It is an amenable number.

3130292 is a deficient number, since it is larger than the sum of its proper divisors (2845804).

3130292 is a wasteful number, since it uses less digits than its factorization.

3130292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71158 (or 71156 counting only the distinct ones).

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

The square root of 3130292 is about 1769.2631234500. The cubic root of 3130292 is about 146.2833678460.

The spelling of 3130292 in words is "three million, one hundred thirty thousand, two hundred ninety-two".

Divisors: 1 2 4 11 22 44 71143 142286 284572 782573 1565146 3130292