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14056690 = 251405669
BaseRepresentation
bin110101100111…
…110011110010
3222110011011011
4311213303302
512044303230
61221141134
7230323414
oct65476362
928404134
1014056690
117a30aaa
12485a7aa
132bb218b
141c1c9b4
151379e2a
hexd67cf2

14056690 has 8 divisors (see below), whose sum is σ = 25302060. Its totient is φ = 5622672.

The previous prime is 14056687. The next prime is 14056711. The reversal of 14056690 is 9665041.

It can be written as a sum of positive squares in 2 ways, for example, as 12909649 + 1147041 = 3593^2 + 1071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×140566902 = 395181067512200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702825 + ... + 702844.

Almost surely, 214056690 is an apocalyptic number.

14056690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14056690 is a deficient number, since it is larger than the sum of its proper divisors (11245370).

14056690 is a wasteful number, since it uses less digits than its factorization.

14056690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405676.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 14056690 is about 3749.2252533023. The cubic root of 14056690 is about 241.3391001305.

The spelling of 14056690 in words is "fourteen million, fifty-six thousand, six hundred ninety".

Divisors: 1 2 5 10 1405669 2811338 7028345 14056690