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14442810 = 2354311117
BaseRepresentation
bin110111000110…
…000100111010
31000011202210220
4313012010322
512144132220
61233320510
7233522214
oct67060472
930152726
1014442810
118175108
124a06136
132cb8b55
141cbd5b4
151404540
hexdc613a

14442810 has 32 divisors (see below), whose sum is σ = 34774272. Its totient is φ = 3839040.

The previous prime is 14442773. The next prime is 14442811. The reversal of 14442810 is 1824441.

14442810 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144428102 = 417189521392200, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14442811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12372 + ... + 13488.

It is an arithmetic number, because the mean of its divisors is an integer number (1086696).

Almost surely, 214442810 is an apocalyptic number.

14442810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14442810 is an abundant number, since it is smaller than the sum of its proper divisors (20331462).

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

14442810 is a wasteful number, since it uses less digits than its factorization.

14442810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558.

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 14442810 is about 3800.3697188563. The cubic root of 14442810 is about 243.5289330306.

The spelling of 14442810 in words is "fourteen million, four hundred forty-two thousand, eight hundred ten".

Divisors: 1 2 3 5 6 10 15 30 431 862 1117 1293 2155 2234 2586 3351 4310 5585 6465 6702 11170 12930 16755 33510 481427 962854 1444281 2407135 2888562 4814270 7221405 14442810