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14997077 = 17251893
BaseRepresentation
bin111001001101…
…011001010101
31001012221010022
4321031121111
512314401302
61253234525
7241321154
oct71153125
931187108
1014997077
118513587
125032a45
133151214
141dc559b
1514b38a2
hexe4d655

14997077 has 6 divisors (see below), whose sum is σ = 15931458. Its totient is φ = 14114624.

The previous prime is 14997041. The next prime is 14997083. The reversal of 14997077 is 77079941.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2669956 + 12327121 = 1634^2 + 3511^2 .

It is not a de Polignac number, because 14997077 - 212 = 14992981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14997097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25658 + ... + 26235.

It is an arithmetic number, because the mean of its divisors is an integer number (2655243).

Almost surely, 214997077 is an apocalyptic number.

14997077 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

14997077 is a deficient number, since it is larger than the sum of its proper divisors (934381).

14997077 is an equidigital number, since it uses as much as digits as its factorization.

14997077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51927 (or 51910 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 44.

The square root of 14997077 is about 3872.6059701447. The cubic root of 14997077 is about 246.6051869748.

The spelling of 14997077 in words is "fourteen million, nine hundred ninety-seven thousand, seventy-seven".

Divisors: 1 17 289 51893 882181 14997077