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14681349 = 321631261
BaseRepresentation
bin111000000000…
…010100000101
31000121220000200
4320000110011
512224300344
61242401113
7235534524
oct70002405
930556020
1014681349
118318351
124b00199
1330705b7
141d424bb
151450069
hexe00505

14681349 has 6 divisors (see below), whose sum is σ = 21206406. Its totient is φ = 9787560.

The previous prime is 14681347. The next prime is 14681389. The reversal of 14681349 is 94318641.

It can be written as a sum of positive squares in only one way, i.e., 9345249 + 5336100 = 3057^2 + 2310^2 .

It is not a de Polignac number, because 14681349 - 21 = 14681347 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14681347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 815622 + ... + 815639.

It is an arithmetic number, because the mean of its divisors is an integer number (3534401).

Almost surely, 214681349 is an apocalyptic number.

It is an amenable number.

14681349 is a deficient number, since it is larger than the sum of its proper divisors (6525057).

14681349 is a wasteful number, since it uses less digits than its factorization.

14681349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631267 (or 1631264 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 14681349 is about 3831.6248511565. The cubic root of 14681349 is about 244.8623355449.

The spelling of 14681349 in words is "fourteen million, six hundred eighty-one thousand, three hundred forty-nine".

Divisors: 1 3 9 1631261 4893783 14681349