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4344681 = 311312137
BaseRepresentation
bin10000100100101101101001
322011201210010
4100210231221
52103012211
6233042133
751633465
oct20445551
98151703
104344681
1124a8250
121556349
13b91723
148114a5
155ac4a6
hex424b69

4344681 has 24 divisors (see below), whose sum is σ = 6577632. Its totient is φ = 2529600.

The previous prime is 4344679. The next prime is 4344689. The reversal of 4344681 is 1864434.

It is not a de Polignac number, because 4344681 - 21 = 4344679 is a prime.

It is a super-2 number, since 2×43446812 = 37752505983522, which contains 22 as substring.

4344681 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4344689) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31645 + ... + 31781.

It is an arithmetic number, because the mean of its divisors is an integer number (274068).

Almost surely, 24344681 is an apocalyptic number.

It is an amenable number.

4344681 is a deficient number, since it is larger than the sum of its proper divisors (2232951).

4344681 is a wasteful number, since it uses less digits than its factorization.

4344681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 182 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 4344681 is about 2084.3898387778. The cubic root of 4344681 is about 163.1746281083.

It can be divided in two parts, 434 and 4681, that added together give a palindrome (5115).

The spelling of 4344681 in words is "four million, three hundred forty-four thousand, six hundred eighty-one".

Divisors: 1 3 11 31 33 93 137 341 411 961 1023 1507 2883 4247 4521 10571 12741 31713 46717 131657 140151 394971 1448227 4344681