Search a number
-
+
12500054110 = 252969421019
BaseRepresentation
bin10111010010000111…
…11011000001011110
31012021011001112122001
423221003323001132
5201100003212420
65424211312514
7621522464305
oct135103730136
935234045561
1012500054110
115334a55735
12250a2ab73a
13124293842b
148681c943c
154d25e9b0a
hex2e90fb05e

12500054110 has 16 divisors (see below), whose sum is σ = 22507729200. Its totient is φ = 4998325696.

The previous prime is 12500054101. The next prime is 12500054113. The reversal of 12500054110 is 1145000521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12500054113) 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, 180820 + ... + 240199.

It is an arithmetic number, because the mean of its divisors is an integer number (1406733075).

Almost surely, 212500054110 is an apocalyptic number.

12500054110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12500054110 is a deficient number, since it is larger than the sum of its proper divisors (10007675090).

12500054110 is a wasteful number, since it uses less digits than its factorization.

12500054110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423995.

The product of its (nonzero) digits is 200, while the sum is 19.

Adding to 12500054110 its reverse (1145000521), we get a palindrome (13645054631).

The spelling of 12500054110 in words is "twelve billion, five hundred million, fifty-four thousand, one hundred ten".

Divisors: 1 2 5 10 2969 5938 14845 29690 421019 842038 2105095 4210190 1250005411 2500010822 6250027055 12500054110