Search a number
-
+
12390848014 = 26779151291
BaseRepresentation
bin10111000101000110…
…10101011000001110
31011222112120022000211
423202203111120032
5200334024114024
65405310513034
7616025320216
oct134243253016
934875508024
1012390848014
115289346566
12249980577a
13122612053c
148578bd246
154c7c27594
hex2e28d560e

12390848014 has 8 divisors (see below), whose sum is σ = 18613727928. Its totient is φ = 6186272040.

The previous prime is 12390848011. The next prime is 12390848047. The reversal of 12390848014 is 41084809321.

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

It is a super-2 number, since 2×123908480142 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12390848011) 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, 4574292 + ... + 4576999.

It is an arithmetic number, because the mean of its divisors is an integer number (2326715991).

Almost surely, 212390848014 is an apocalyptic number.

12390848014 is a deficient number, since it is larger than the sum of its proper divisors (6222879914).

12390848014 is an equidigital number, since it uses as much as digits as its factorization.

12390848014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9151970.

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 12390848014 in words is "twelve billion, three hundred ninety million, eight hundred forty-eight thousand, fourteen".

Divisors: 1 2 677 1354 9151291 18302582 6195424007 12390848014