Search a number
-
+
12400224230 = 2511813104971
BaseRepresentation
bin10111000110001110…
…00110011111100110
31012000012012122210002
423203013012133212
5200343424133410
65410243501302
7616201111142
oct134307063746
935005178702
1012400224230
11529366aaa9
1224a0987832
1312280541b4
14858c40222
154c897a7a5
hex2e31c67e6

12400224230 has 16 divisors (see below), whose sum is σ = 22322505744. Its totient is φ = 4959622560.

The previous prime is 12400224227. The next prime is 12400224241. The reversal of 12400224230 is 3242200421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65645 + ... + 170615.

It is an arithmetic number, because the mean of its divisors is an integer number (1395156609).

Almost surely, 212400224230 is an apocalyptic number.

12400224230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12400224230 is a deficient number, since it is larger than the sum of its proper divisors (9922281514).

12400224230 is a wasteful number, since it uses less digits than its factorization.

12400224230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116791.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 12400224230 its reverse (3242200421), we get a palindrome (15642424651).

The spelling of 12400224230 in words is "twelve billion, four hundred million, two hundred twenty-four thousand, two hundred thirty".

Divisors: 1 2 5 10 11813 23626 59065 104971 118130 209942 524855 1049710 1240022423 2480044846 6200112115 12400224230