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14272380 = 22325372143
BaseRepresentation
bin110110011100…
…011101111100
3222212010000200
4312130131330
512123204010
61225523500
7232212303
oct66343574
928763020
1014272380
118069061
124943590
132c593c5
141c7743a
1513bdcc0
hexd9c77c

14272380 has 72 divisors (see below), whose sum is σ = 44483712. Its totient is φ = 3701376.

The previous prime is 14272339. The next prime is 14272403. The reversal of 14272380 is 8327241.

14272380 is a `hidden beast` number, since 1 + 427 + 238 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5589 + ... + 7731.

Almost surely, 214272380 is an apocalyptic number.

14272380 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 14272380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22241856).

14272380 is an abundant number, since it is smaller than the sum of its proper divisors (30211332).

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

14272380 is a wasteful number, since it uses less digits than its factorization.

14272380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195 (or 2190 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 14272380 is about 3777.8803580844. The cubic root of 14272380 is about 242.5672325716.

The spelling of 14272380 in words is "fourteen million, two hundred seventy-two thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 37 45 60 74 90 111 148 180 185 222 333 370 444 555 666 740 1110 1332 1665 2143 2220 3330 4286 6429 6660 8572 10715 12858 19287 21430 25716 32145 38574 42860 64290 77148 79291 96435 128580 158582 192870 237873 317164 385740 396455 475746 713619 792910 951492 1189365 1427238 1585820 2378730 2854476 3568095 4757460 7136190 14272380