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12380053 = 717310223
BaseRepresentation
bin101111001110…
…011110010101
3212021222020111
4233032132111
511132130203
61121203021
7210141310
oct57163625
925258214
1012380053
116a96354
124190471
132745c9a
141903977
15114826d
hexbce795

12380053 has 8 divisors (see below), whose sum is σ = 14231808. Its totient is φ = 10549104.

The previous prime is 12380051. The next prime is 12380099. The reversal of 12380053 is 35008321.

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 12380053 - 21 = 12380051 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 (12380051) 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, 3901 + ... + 6322.

It is an arithmetic number, because the mean of its divisors is an integer number (1778976).

Almost surely, 212380053 is an apocalyptic number.

It is an amenable number.

12380053 is a deficient number, since it is larger than the sum of its proper divisors (1851755).

12380053 is a wasteful number, since it uses less digits than its factorization.

12380053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10403.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 12380053 is about 3518.5299487144. The cubic root of 12380053 is about 231.3347283388.

Adding to 12380053 its reverse (35008321), we get a palindrome (47388374).

The spelling of 12380053 in words is "twelve million, three hundred eighty thousand, fifty-three".

Divisors: 1 7 173 1211 10223 71561 1768579 12380053