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14518970 = 257319889
BaseRepresentation
bin110111011000…
…101010111010
31000022122021122
4313120222322
512204101340
61235105242
7234260234
oct67305272
930278248
1014518970
118217354
124a42222
13301470b
141cdd254
15141bdb5
hexdd8aba

14518970 has 16 divisors (see below), whose sum is σ = 26493480. Its totient is φ = 5727744.

The previous prime is 14518927. The next prime is 14518981. The reversal of 14518970 is 7981541.

It can be written as a sum of positive squares in 4 ways, for example, as 14160169 + 358801 = 3763^2 + 599^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14518970.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9215 + ... + 10674.

Almost surely, 214518970 is an apocalyptic number.

14518970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14518970 is a deficient number, since it is larger than the sum of its proper divisors (11974510).

14518970 is a wasteful number, since it uses less digits than its factorization.

14518970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19969.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 14518970 is about 3810.3766218053. The cubic root of 14518970 is about 243.9562427132.

The spelling of 14518970 in words is "fourteen million, five hundred eighteen thousand, nine hundred seventy".

Divisors: 1 2 5 10 73 146 365 730 19889 39778 99445 198890 1451897 2903794 7259485 14518970