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2290317 = 319231747
BaseRepresentation
bin1000101111001010001101
311022100201120
420233022031
51041242232
6121031153
725316211
oct10571215
94270646
102290317
111324827
129254b9
13622623
14438941
1530392c
hex22f28d

2290317 has 16 divisors (see below), whose sum is σ = 3356160. Its totient is φ = 1382832.

The previous prime is 2290283. The next prime is 2290339. The reversal of 2290317 is 7130922.

2290317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2290317 - 220 = 1241741 is a prime.

2290317 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438 + ... + 2184.

It is an arithmetic number, because the mean of its divisors is an integer number (209760).

22290317 is an apocalyptic number.

It is an amenable number.

2290317 is a deficient number, since it is larger than the sum of its proper divisors (1065843).

2290317 is a wasteful number, since it uses less digits than its factorization.

2290317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 2290317 is about 1513.3793311659. The cubic root of 2290317 is about 131.8151107561.

The spelling of 2290317 in words is "two million, two hundred ninety thousand, three hundred seventeen".

Divisors: 1 3 19 23 57 69 437 1311 1747 5241 33193 40181 99579 120543 763439 2290317