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14930874 = 2327711669
BaseRepresentation
bin111000111101…
…001110111010
31001002120022100
4320331032322
512310241444
61252004230
7240624150
oct70751672
931076270
1014930874
118478872
125000676
13312a04a
141da93d0
15149de69
hexe3d3ba

14930874 has 48 divisors (see below), whose sum is σ = 37514880. Its totient is φ = 4203360.

The previous prime is 14930863. The next prime is 14930891. The reversal of 14930874 is 47803941.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8112 + ... + 9780.

It is an arithmetic number, because the mean of its divisors is an integer number (781560).

Almost surely, 214930874 is an apocalyptic number.

14930874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14930874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18757440).

14930874 is an abundant number, since it is smaller than the sum of its proper divisors (22584006).

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

14930874 is a wasteful number, since it uses less digits than its factorization.

14930874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755 (or 1752 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 14930874 is about 3864.0489127339. The cubic root of 14930874 is about 246.2417809276.

The spelling of 14930874 in words is "fourteen million, nine hundred thirty thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 71 126 142 213 426 497 639 994 1278 1491 1669 2982 3338 4473 5007 8946 10014 11683 15021 23366 30042 35049 70098 105147 118499 210294 236998 355497 710994 829493 1066491 1658986 2132982 2488479 4976958 7465437 14930874