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14230240 = 2551931151
BaseRepresentation
bin110110010010…
…001011100000
3222202222012221
4312102023200
512120331430
61225000424
7231645403
oct66221340
928688187
1014230240
11803a432
124923114
132c4317b
141c65d3a
1513b157a
hexd922e0

14230240 has 96 divisors (see below), whose sum is σ = 36771840. Its totient is φ = 5184000.

The previous prime is 14230231. The next prime is 14230243. The reversal of 14230240 is 4203241.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14230243) 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, 94165 + ... + 94315.

It is an arithmetic number, because the mean of its divisors is an integer number (383040).

Almost surely, 214230240 is an apocalyptic number.

14230240 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 14230240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18385920).

14230240 is an abundant number, since it is smaller than the sum of its proper divisors (22541600).

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

14230240 is a wasteful number, since it uses less digits than its factorization.

14230240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 14230240 is about 3772.2990337459. The cubic root of 14230240 is about 242.3282661239.

Adding to 14230240 its reverse (4203241), we get a palindrome (18433481).

The spelling of 14230240 in words is "fourteen million, two hundred thirty thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 19 20 31 32 38 40 62 76 80 95 124 151 152 155 160 190 248 302 304 310 380 496 589 604 608 620 755 760 992 1178 1208 1240 1510 1520 2356 2416 2480 2869 2945 3020 3040 4681 4712 4832 4960 5738 5890 6040 9362 9424 11476 11780 12080 14345 18724 18848 22952 23405 23560 24160 28690 37448 45904 46810 47120 57380 74896 88939 91808 93620 94240 114760 149792 177878 187240 229520 355756 374480 444695 459040 711512 748960 889390 1423024 1778780 2846048 3557560 7115120 14230240