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14520643 is a prime number
BaseRepresentation
bin110111011001…
…000101000011
31000022201120121
4313121011003
512204130033
61235121111
7234265144
oct67310503
930281517
1014520643
118218635
124a43197
1330153c7
141cddacb
15141c62d
hexdd9143

14520643 has 2 divisors, whose sum is σ = 14520644. Its totient is φ = 14520642.

The previous prime is 14520637. The next prime is 14520691. The reversal of 14520643 is 34602541.

14520643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14520643 - 221 = 12423491 is a prime.

It is not a weakly prime, because it can be changed into another prime (14520043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7260321 + 7260322.

It is an arithmetic number, because the mean of its divisors is an integer number (7260322).

Almost surely, 214520643 is an apocalyptic number.

14520643 is a deficient number, since it is larger than the sum of its proper divisors (1).

14520643 is an equidigital number, since it uses as much as digits as its factorization.

14520643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 14520643 is about 3810.5961475864. The cubic root of 14520643 is about 243.9656125955.

The spelling of 14520643 in words is "fourteen million, five hundred twenty thousand, six hundred forty-three".