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14056240 = 2451115973
BaseRepresentation
bin110101100111…
…101100110000
3222110010112111
4311213230300
512044244430
61221135104
7230322202
oct65475460
928403474
1014056240
117a30730
12485a494
132bb1c03
141c1c772
151379c2a
hexd67b30

14056240 has 40 divisors (see below), whose sum is σ = 35653968. Its totient is φ = 5111040.

The previous prime is 14056201. The next prime is 14056241. The reversal of 14056240 is 4265041.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (14056241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7107 + ... + 8866.

Almost surely, 214056240 is an apocalyptic number.

14056240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14056240 is an abundant number, since it is smaller than the sum of its proper divisors (21597728).

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

14056240 is a wasteful number, since it uses less digits than its factorization.

14056240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15997 (or 15991 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 14056240 is about 3749.1652404235. The cubic root of 14056240 is about 241.3365247552.

The spelling of 14056240 in words is "fourteen million, fifty-six thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 440 880 15973 31946 63892 79865 127784 159730 175703 255568 319460 351406 638920 702812 878515 1277840 1405624 1757030 2811248 3514060 7028120 14056240