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14923240 = 2353491069
BaseRepresentation
bin111000111011…
…010111101000
31001002011211121
4320323113220
512310020430
61251505024
7240562663
oct70732750
931064747
1014923240
118473062
124bb8174
133126727
141da66da
15149ba7a
hexe3b5e8

14923240 has 32 divisors (see below), whose sum is σ = 33705000. Its totient is φ = 5946624.

The previous prime is 14923231. The next prime is 14923241. The reversal of 14923240 is 4232941.

It can be written as a sum of positive squares in 4 ways, for example, as 13089924 + 1833316 = 3618^2 + 1354^2 .

It is not an unprimeable number, because it can be changed into a prime (14923241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13426 + ... + 14494.

Almost surely, 214923240 is an apocalyptic number.

14923240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14923240 is an abundant number, since it is smaller than the sum of its proper divisors (18781760).

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

14923240 is a wasteful number, since it uses less digits than its factorization.

14923240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429 (or 1425 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 14923240 is about 3863.0609625011. The cubic root of 14923240 is about 246.1998068226.

The spelling of 14923240 in words is "fourteen million, nine hundred twenty-three thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 349 698 1069 1396 1745 2138 2792 3490 4276 5345 6980 8552 10690 13960 21380 42760 373081 746162 1492324 1865405 2984648 3730810 7461620 14923240