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14909230 = 257230427
BaseRepresentation
bin111000110111…
…111100101110
31001001110121201
4320313330232
512304043410
61251320114
7240504100
oct70677456
931043551
1014909230
118463586
124bb003a
13312023b
141da1570
15149783a
hexe37f2e

14909230 has 24 divisors (see below), whose sum is σ = 31219128. Its totient is φ = 5111568.

The previous prime is 14909189. The next prime is 14909231. The reversal of 14909230 is 3290941.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14909231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14724 + ... + 15703.

It is an arithmetic number, because the mean of its divisors is an integer number (1300797).

Almost surely, 214909230 is an apocalyptic number.

14909230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14909230 is an abundant number, since it is smaller than the sum of its proper divisors (16309898).

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

14909230 is a wasteful number, since it uses less digits than its factorization.

14909230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30448 (or 30441 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 14909230 is about 3861.2472078332. The cubic root of 14909230 is about 246.1227382313.

The spelling of 14909230 in words is "fourteen million, nine hundred nine thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 30427 60854 152135 212989 304270 425978 1064945 1490923 2129890 2981846 7454615 14909230