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14017890 = 2353115073
BaseRepresentation
bin110101011110…
…010101100010
3222101011221010
4311132111202
512042033030
61220241350
7230102325
oct65362542
928334833
1014017890
117a04937
124840256
132b9a613
141c0c7bc
15136d6b0
hexd5e562

14017890 has 32 divisors (see below), whose sum is σ = 34730496. Its totient is φ = 3617280.

The previous prime is 14017889. The next prime is 14017901. The reversal of 14017890 is 9871041.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 15 ways as a sum of consecutive naturals, for example, 6607 + ... + 8466.

It is an arithmetic number, because the mean of its divisors is an integer number (1085328).

Almost surely, 214017890 is an apocalyptic number.

14017890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14017890 is an abundant number, since it is smaller than the sum of its proper divisors (20712606).

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

14017890 is a wasteful number, since it uses less digits than its factorization.

14017890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15114.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 14017890 is about 3744.0472753426. The cubic root of 14017890 is about 241.1168433036.

The spelling of 14017890 in words is "fourteen million, seventeen thousand, eight hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 15073 30146 45219 75365 90438 150730 226095 452190 467263 934526 1401789 2336315 2803578 4672630 7008945 14017890