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14450820 = 22352271061
BaseRepresentation
bin110111001000…
…000010000100
31000012011210120
4313020002010
512144411240
61233421540
7233554446
oct67100204
930164716
1014450820
11818012a
124a0a8b0
132cbc6a7
141cc2496
151406ad0
hexdc8084

14450820 has 48 divisors (see below), whose sum is σ = 40678848. Its totient is φ = 3832960.

The previous prime is 14450803. The next prime is 14450873. The reversal of 14450820 is 2805441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13090 + ... + 14150.

It is an arithmetic number, because the mean of its divisors is an integer number (847476).

Almost surely, 214450820 is an apocalyptic number.

14450820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14450820 is an abundant number, since it is smaller than the sum of its proper divisors (26228028).

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

14450820 is a wasteful number, since it uses less digits than its factorization.

14450820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300 (or 1298 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 14450820 is about 3801.4234176161. The cubic root of 14450820 is about 243.5739451913.

The spelling of 14450820 in words is "fourteen million, four hundred fifty thousand, eight hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 227 454 681 908 1061 1135 1362 2122 2270 2724 3183 3405 4244 4540 5305 6366 6810 10610 12732 13620 15915 21220 31830 63660 240847 481694 722541 963388 1204235 1445082 2408470 2890164 3612705 4816940 7225410 14450820