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14031740 = 225897883
BaseRepresentation
bin110101100001…
…101101111100
3222101212221002
4311201231330
512043003430
61220425432
7230160602
oct65415574
928355832
1014031740
117a14288
124848278
132ba3a08
141c13872
151372845
hexd61b7c

14031740 has 24 divisors (see below), whose sum is σ = 29801520. Its totient is φ = 5548928.

The previous prime is 14031739. The next prime is 14031761. The reversal of 14031740 is 4713041.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2162 + ... + 5721.

It is an arithmetic number, because the mean of its divisors is an integer number (1241730).

Almost surely, 214031740 is an apocalyptic number.

14031740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14031740 is an abundant number, since it is smaller than the sum of its proper divisors (15769780).

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

14031740 is a wasteful number, since it uses less digits than its factorization.

14031740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7981 (or 7979 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 14031740 is about 3745.8964214190. The cubic root of 14031740 is about 241.1962268404.

Adding to 14031740 its reverse (4713041), we get a palindrome (18744781).

The spelling of 14031740 in words is "fourteen million, thirty-one thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 89 178 356 445 890 1780 7883 15766 31532 39415 78830 157660 701587 1403174 2806348 3507935 7015870 14031740