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14797961 = 78718803
BaseRepresentation
bin111000011100…
…110010001001
31000211210222122
4320130302021
512242013321
61245101025
7236531513
oct70346211
930753878
1014797961
118397a22
124b57775
1330b16b9
141d72bb3
1514748ab
hexe1cc89

14797961 has 4 divisors (see below), whose sum is σ = 14817552. Its totient is φ = 14778372.

The previous prime is 14797957. The next prime is 14797969. The reversal of 14797961 is 16979741.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16979741 = 85719813.

It is a cyclic number.

It is not a de Polignac number, because 14797961 - 22 = 14797957 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14797969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8615 + ... + 10188.

It is an arithmetic number, because the mean of its divisors is an integer number (3704388).

Almost surely, 214797961 is an apocalyptic number.

It is an amenable number.

14797961 is a deficient number, since it is larger than the sum of its proper divisors (19591).

14797961 is an equidigital number, since it uses as much as digits as its factorization.

14797961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19590.

The product of its digits is 95256, while the sum is 44.

The square root of 14797961 is about 3846.8117968000. The cubic root of 14797961 is about 245.5089295923.

The spelling of 14797961 in words is "fourteen million, seven hundred ninety-seven thousand, nine hundred sixty-one".

Divisors: 1 787 18803 14797961