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12380167 = 891131231
BaseRepresentation
bin101111001110…
…100000000111
3212021222101201
4233032200013
511132131132
61121203331
7210141532
oct57164007
925258351
1012380167
116a96448
124190547
132746057
141903a19
1511482e7
hexbce807

12380167 has 8 divisors (see below), whose sum is σ = 12640320. Its totient is φ = 12122880.

The previous prime is 12380161. The next prime is 12380171. The reversal of 12380167 is 76108321.

12380167 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-12380167 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 (12380161) 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, 9442 + ... + 10672.

It is an arithmetic number, because the mean of its divisors is an integer number (1580040).

Almost surely, 212380167 is an apocalyptic number.

12380167 is a deficient number, since it is larger than the sum of its proper divisors (260153).

12380167 is a wasteful number, since it uses less digits than its factorization.

12380167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 12380167 is about 3518.5461486245. The cubic root of 12380167 is about 231.3354384078.

Adding to 12380167 its reverse (76108321), we get a palindrome (88488488).

The spelling of 12380167 in words is "twelve million, three hundred eighty thousand, one hundred sixty-seven".

Divisors: 1 89 113 1231 10057 109559 139103 12380167