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12117301 = 711931451
BaseRepresentation
bin101110001110…
…010100110101
3211210121210221
4232032110311
511100223201
61111414341
7204665260
oct56162465
924717727
1012117301
1169269a9
1240843b1
132683501
141875cd7
1510e54a1
hexb8e535

12117301 has 8 divisors (see below), whose sum is σ = 13869504. Its totient is φ = 10370400.

The previous prime is 12117289. The next prime is 12117317. The reversal of 12117301 is 10371121.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12117301 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 (12117341) 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 7 ways as a sum of consecutive naturals, for example, 7626 + ... + 9076.

It is an arithmetic number, because the mean of its divisors is an integer number (1733688).

Almost surely, 212117301 is an apocalyptic number.

It is an amenable number.

12117301 is a deficient number, since it is larger than the sum of its proper divisors (1752203).

12117301 is a wasteful number, since it uses less digits than its factorization.

12117301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 12117301 is about 3480.9913817762. The cubic root of 12117301 is about 229.6864094322.

Adding to 12117301 its reverse (10371121), we get a palindrome (22488422).

The spelling of 12117301 in words is "twelve million, one hundred seventeen thousand, three hundred one".

Divisors: 1 7 1193 1451 8351 10157 1731043 12117301