Search a number
-
+
12380798 = 254711317
BaseRepresentation
bin101111001110…
…101001111110
3212022000021002
4233032221332
511132141143
61121210302
7210143423
oct57165176
925260232
1012380798
116a96971
124190992
132746421
141903d4a
1511485b8
hexbcea7e

12380798 has 8 divisors (see below), whose sum is σ = 18606792. Its totient is φ = 6178536.

The previous prime is 12380791. The next prime is 12380803. The reversal of 12380798 is 89708321.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12380791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4565 + ... + 6752.

It is an arithmetic number, because the mean of its divisors is an integer number (2325849).

Almost surely, 212380798 is an apocalyptic number.

12380798 is a deficient number, since it is larger than the sum of its proper divisors (6225994).

12380798 is a wasteful number, since it uses less digits than its factorization.

12380798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11866.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 12380798 is about 3518.6358151988. The cubic root of 12380798 is about 231.3393686236.

The spelling of 12380798 in words is "twelve million, three hundred eighty thousand, seven hundred ninety-eight".

Divisors: 1 2 547 1094 11317 22634 6190399 12380798