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4144308 = 2237103479
BaseRepresentation
bin1111110011110010110100
321210112220220
433303302310
52030104213
6224454340
750140350
oct17636264
97715826
104144308
112380753
12147a3b0
13b2146c
1479c460
1556ce23
hex3f3cb4

4144308 has 48 divisors (see below), whose sum is σ = 11182080. Its totient is φ = 1170144.

The previous prime is 4144307. The next prime is 4144331. The reversal of 4144308 is 8034414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144307) 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, 8413 + ... + 8891.

It is an arithmetic number, because the mean of its divisors is an integer number (232960).

Almost surely, 24144308 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4144308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5591040).

4144308 is an abundant number, since it is smaller than the sum of its proper divisors (7037772).

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

4144308 is a wasteful number, since it uses less digits than its factorization.

4144308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596 (or 594 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 4144308 is about 2035.7573529279. The cubic root of 4144308 is about 160.6265536547.

The spelling of 4144308 in words is "four million, one hundred forty-four thousand, three hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 103 206 309 412 479 618 721 958 1236 1437 1442 1916 2163 2874 2884 3353 4326 5748 6706 8652 10059 13412 20118 40236 49337 98674 148011 197348 296022 345359 592044 690718 1036077 1381436 2072154 4144308