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14125720 = 235727207
BaseRepresentation
bin110101111000…
…101010011000
3222120122211211
4311320222120
512104010340
61222432504
7231031600
oct65705230
928518754
1014125720
117a78954
124892734
132c0771b
141c39c00
1513905ea
hexd78a98

14125720 has 48 divisors (see below), whose sum is σ = 36977040. Its totient is φ = 4842432.

The previous prime is 14125711. The next prime is 14125723. The reversal of 14125720 is 2752141.

It is a happy number.

14125720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 14125691 and 14125700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14125723) 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, 1644 + ... + 5563.

It is an arithmetic number, because the mean of its divisors is an integer number (770355).

Almost surely, 214125720 is an apocalyptic number.

14125720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14125720 is an abundant number, since it is smaller than the sum of its proper divisors (22851320).

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

14125720 is a wasteful number, since it uses less digits than its factorization.

14125720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7232 (or 7221 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 14125720 is about 3758.4198807478. The cubic root of 14125720 is about 241.7335135465.

Adding to 14125720 its reverse (2752141), we get a palindrome (16877861).

The spelling of 14125720 in words is "fourteen million, one hundred twenty-five thousand, seven hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 392 490 980 1960 7207 14414 28828 36035 50449 57656 72070 100898 144140 201796 252245 288280 353143 403592 504490 706286 1008980 1412572 1765715 2017960 2825144 3531430 7062860 14125720