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14051990 = 253145329
BaseRepresentation
bin110101100110…
…101010010110
3222102220201002
4311212222112
512044130430
61221103302
7230303621
oct65465226
928386632
1014051990
117a28517
124857b32
132baccb4
141c1adb8
151378845
hexd66a96

14051990 has 16 divisors (see below), whose sum is σ = 26110080. Its totient is φ = 5439360.

The previous prime is 14051923. The next prime is 14051993. The reversal of 14051990 is 9915041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14051993) 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, 22355 + ... + 22974.

It is an arithmetic number, because the mean of its divisors is an integer number (1631880).

Almost surely, 214051990 is an apocalyptic number.

14051990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14051990 is a deficient number, since it is larger than the sum of its proper divisors (12058090).

14051990 is a wasteful number, since it uses less digits than its factorization.

14051990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45367.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 14051990 is about 3748.5984047374. The cubic root of 14051990 is about 241.3121990555.

The spelling of 14051990 in words is "fourteen million, fifty-one thousand, nine hundred ninety".

Divisors: 1 2 5 10 31 62 155 310 45329 90658 226645 453290 1405199 2810398 7025995 14051990