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14230890 = 234517569
BaseRepresentation
bin110110010010…
…010101101010
3222210000010000
4312102111222
512120342030
61225003430
7231650322
oct66222552
928700100
1014230890
11803a973
124923576
132c4355b
141c66282
1513b1860
hexd9256a

14230890 has 40 divisors (see below), whose sum is σ = 38267460. Its totient is φ = 3794688.

The previous prime is 14230889. The next prime is 14230901. The reversal of 14230890 is 9803241.

14230890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12131289 + 2099601 = 3483^2 + 1449^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7975 + ... + 9594.

Almost surely, 214230890 is an apocalyptic number.

14230890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14230890 is an abundant number, since it is smaller than the sum of its proper divisors (24036570).

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

14230890 is a wasteful number, since it uses less digits than its factorization.

14230890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17588 (or 17579 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 14230890 is about 3772.3851871197. The cubic root of 14230890 is about 242.3319557074.

The spelling of 14230890 in words is "fourteen million, two hundred thirty thousand, eight hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 17569 35138 52707 87845 105414 158121 175690 263535 316242 474363 527070 790605 948726 1423089 1581210 2371815 2846178 4743630 7115445 14230890