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14122400 = 2552127139
BaseRepresentation
bin110101110111…
…110110100000
3222120111021212
4311313312200
512103404100
61222405252
7231016115
oct65676640
928514255
1014122400
117a76406
124890828
132c06066
141c3890c
15138e635
hexd77da0

14122400 has 72 divisors (see below), whose sum is σ = 34997760. Its totient is φ = 5564160.

The previous prime is 14122387. The next prime is 14122403. The reversal of 14122400 is 422141.

It is not an unprimeable number, because it can be changed into a prime (14122403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101531 + ... + 101669.

It is an arithmetic number, because the mean of its divisors is an integer number (486080).

Almost surely, 214122400 is an apocalyptic number.

14122400 is a gapful number since it is divisible by the number (10) 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 14122400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17498880).

14122400 is an abundant number, since it is smaller than the sum of its proper divisors (20875360).

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

14122400 is a wasteful number, since it uses less digits than its factorization.

14122400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 14122400 is about 3757.9781798196. The cubic root of 14122400 is about 241.7145736707.

Adding to 14122400 its reverse (422141), we get a palindrome (14544541).

The spelling of 14122400 in words is "fourteen million, one hundred twenty-two thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 127 139 160 200 254 278 400 508 556 635 695 800 1016 1112 1270 1390 2032 2224 2540 2780 3175 3475 4064 4448 5080 5560 6350 6950 10160 11120 12700 13900 17653 20320 22240 25400 27800 35306 50800 55600 70612 88265 101600 111200 141224 176530 282448 353060 441325 564896 706120 882650 1412240 1765300 2824480 3530600 7061200 14122400