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14349620 = 2254331657
BaseRepresentation
bin110110101111…
…010100110100
31000000000222102
4312233110310
512133141440
61231321232
7232653425
oct66572464
930000872
1014349620
11811109a
124980218
132c855cc
141c9764c
1513d6b15
hexdaf534

14349620 has 24 divisors (see below), whose sum is σ = 30222024. Its totient is φ = 5723136.

The previous prime is 14349619. The next prime is 14349623. The reversal of 14349620 is 2694341.

It can be written as a sum of positive squares in 4 ways, for example, as 676 + 14348944 = 26^2 + 3788^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14349623) 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, 7832 + ... + 9488.

It is an arithmetic number, because the mean of its divisors is an integer number (1259251).

Almost surely, 214349620 is an apocalyptic number.

14349620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14349620 is an abundant number, since it is smaller than the sum of its proper divisors (15872404).

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

14349620 is a wasteful number, since it uses less digits than its factorization.

14349620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2099 (or 2097 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 14349620 is about 3788.0892280938. The cubic root of 14349620 is about 243.0040248392.

The spelling of 14349620 in words is "fourteen million, three hundred forty-nine thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 433 866 1657 1732 2165 3314 4330 6628 8285 8660 16570 33140 717481 1434962 2869924 3587405 7174810 14349620