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14768621 = 72239461
BaseRepresentation
bin111000010101…
…100111101101
31000210022201222
4320111213231
512240043441
61244313125
7236350130
oct70254755
930708658
1014768621
11837797a
124b427a5
1330a123a
141d66217
15146ad4b
hexe159ed

14768621 has 8 divisors (see below), whose sum is σ = 16955904. Its totient is φ = 12600720.

The previous prime is 14768603. The next prime is 14768623. The reversal of 14768621 is 12686741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14768621 - 214 = 14752237 is a prime.

It is a super-2 number, since 2×147686212 = 436224332483282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14768623) 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, 3170 + ... + 6291.

It is an arithmetic number, because the mean of its divisors is an integer number (2119488).

Almost surely, 214768621 is an apocalyptic number.

It is an amenable number.

14768621 is a deficient number, since it is larger than the sum of its proper divisors (2187283).

14768621 is an equidigital number, since it uses as much as digits as its factorization.

14768621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9691.

The product of its digits is 16128, while the sum is 35.

The square root of 14768621 is about 3842.9963570110. The cubic root of 14768621 is about 245.3465649288.

The spelling of 14768621 in words is "fourteen million, seven hundred sixty-eight thousand, six hundred twenty-one".

Divisors: 1 7 223 1561 9461 66227 2109803 14768621