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14071572 = 2232390877
BaseRepresentation
bin110101101011…
…011100010100
3222110220120100
4311223130110
512100242242
61221334100
7230414664
oct65533424
928426510
1014071572
117a411a9
124867330
132bb8b98
141c241a4
15137e54c
hexd6b714

14071572 has 18 divisors (see below), whose sum is σ = 35569898. Its totient is φ = 4690512.

The previous prime is 14071567. The next prime is 14071591. The reversal of 14071572 is 27517041.

It can be written as a sum of positive squares in only one way, i.e., 9036036 + 5035536 = 3006^2 + 2244^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 195403 + ... + 195474.

Almost surely, 214071572 is an apocalyptic number.

14071572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14071572 is an abundant number, since it is smaller than the sum of its proper divisors (21498326).

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

14071572 is a wasteful number, since it uses less digits than its factorization.

14071572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390887 (or 390882 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 14071572 is about 3751.2094049786. The cubic root of 14071572 is about 241.4242397031.

The spelling of 14071572 in words is "fourteen million, seventy-one thousand, five hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 36 390877 781754 1172631 1563508 2345262 3517893 4690524 7035786 14071572