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14799740 = 2254317209
BaseRepresentation
bin111000011101…
…001101111100
31000211220102112
4320131031330
512242042430
61245113152
7236536634
oct70351574
930756375
1014799740
11839929a
124b587b8
1330b2457
141d736c4
151475195
hexe1d37c

14799740 has 24 divisors (see below), whose sum is σ = 31804080. Its totient is φ = 5781888.

The previous prime is 14799739. The next prime is 14799793. The reversal of 14799740 is 4799741.

It is a happy number.

It is a congruent number.

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, 7745 + ... + 9464.

It is an arithmetic number, because the mean of its divisors is an integer number (1325170).

Almost surely, 214799740 is an apocalyptic number.

14799740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14799740 is an abundant number, since it is smaller than the sum of its proper divisors (17004340).

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

14799740 is a wasteful number, since it uses less digits than its factorization.

14799740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17261 (or 17259 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 14799740 is about 3847.0430202949. The cubic root of 14799740 is about 245.5187674991.

Subtracting from 14799740 its reverse (4799741), we obtain a palindrome (9999999).

The spelling of 14799740 in words is "fourteen million, seven hundred ninety-nine thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 17209 34418 68836 86045 172090 344180 739987 1479974 2959948 3699935 7399870 14799740