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14272752 = 2431389257
BaseRepresentation
bin110110011100…
…100011110000
3222212010112110
4312130203300
512123212002
61225525320
7232213344
oct66344360
928763473
1014272752
11806936a
124943840
132c59620
141c77624
1513bde6c
hexd9c8f0

14272752 has 80 divisors (see below), whose sum is σ = 40309920. Its totient is φ = 4325376.

The previous prime is 14272751. The next prime is 14272759. The reversal of 14272752 is 25727241.

14272752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×142727522 = 407422899307008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14272751) 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, 55408 + ... + 55664.

It is an arithmetic number, because the mean of its divisors is an integer number (503874).

Almost surely, 214272752 is an apocalyptic number.

14272752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14272752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20154960).

14272752 is an abundant number, since it is smaller than the sum of its proper divisors (26037168).

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

14272752 is a wasteful number, since it uses less digits than its factorization.

14272752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 364 counting only the distinct ones).

The product of its digits is 7840, while the sum is 30.

The square root of 14272752 is about 3777.9295917208. The cubic root of 14272752 is about 242.5693400039.

Adding to 14272752 its reverse (25727241), we get a palindrome (39999993).

The spelling of 14272752 in words is "fourteen million, two hundred seventy-two thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 89 104 156 178 208 257 267 312 356 514 534 624 712 771 1028 1068 1157 1424 1542 2056 2136 2314 3084 3341 3471 4112 4272 4628 6168 6682 6942 9256 10023 12336 13364 13884 18512 20046 22873 26728 27768 40092 45746 53456 55536 68619 80184 91492 137238 160368 182984 274476 297349 365968 548952 594698 892047 1097904 1189396 1784094 2378792 3568188 4757584 7136376 14272752