Search a number
-
+
12405042301 = 101607202343
BaseRepresentation
bin10111000110110010…
…11110110001111101
31012000112021102221011
423203121132301331
5200401142323201
65410535035221
7616260056041
oct134331366175
935015242834
1012405042301
115296360983
1224a250bb11
131229050222
14859736021
154c90cd151
hex2e365ec7d

12405042301 has 8 divisors (see below), whose sum is σ = 12548565504. Its totient is φ = 12261925200.

The previous prime is 12405042277. The next prime is 12405042317. The reversal of 12405042301 is 10324050421.

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

It is not a de Polignac number, because 12405042301 - 25 = 12405042269 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 (12405042101) 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, 39865 + ... + 162478.

It is an arithmetic number, because the mean of its divisors is an integer number (1568570688).

Almost surely, 212405042301 is an apocalyptic number.

It is an amenable number.

12405042301 is a deficient number, since it is larger than the sum of its proper divisors (143523203).

12405042301 is a wasteful number, since it uses less digits than its factorization.

12405042301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203051.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 12405042301 its reverse (10324050421), we get a palindrome (22729092722).

The spelling of 12405042301 in words is "twelve billion, four hundred five million, forty-two thousand, three hundred one".

Divisors: 1 101 607 61307 202343 20436643 122822201 12405042301