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3144297 = 313372179
BaseRepresentation
bin1011111111101001101001
312220202011110
423333221221
51301104142
6151220533
735504022
oct13775151
95822143
103144297
1118583a2
121077749
13861240
145bbc49
1542199c
hex2ffa69

3144297 has 16 divisors (see below), whose sum is σ = 4639040. Its totient is φ = 1881792.

The previous prime is 3144293. The next prime is 3144301. The reversal of 3144297 is 7924413.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3144293) and next prime (3144301).

It is not a de Polignac number, because 3144297 - 22 = 3144293 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3144293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354 + ... + 2532.

It is an arithmetic number, because the mean of its divisors is an integer number (289940).

Almost surely, 23144297 is an apocalyptic number.

3144297 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3144297 is a deficient number, since it is larger than the sum of its proper divisors (1494743).

3144297 is a wasteful number, since it uses less digits than its factorization.

3144297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232.

The product of its digits is 6048, while the sum is 30.

The square root of 3144297 is about 1773.2165688375. The cubic root of 3144297 is about 146.5012017125.

The spelling of 3144297 in words is "three million, one hundred forty-four thousand, two hundred ninety-seven".

Divisors: 1 3 13 37 39 111 481 1443 2179 6537 28327 80623 84981 241869 1048099 3144297