Search a number
-
+
121230014 = 2475921859
BaseRepresentation
bin1110011100111…
…01001010111110
322110010010022112
413032131022332
5222013330024
620010214022
73001303163
oct716351276
9273103275
10121230014
11624819a4
1234724312
131c167a49
141215a06a
15a99a00e
hex739d2be

121230014 has 16 divisors (see below), whose sum is σ = 188870400. Its totient is φ = 58317144.

The previous prime is 121229981. The next prime is 121230017. The reversal of 121230014 is 410032121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121230017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5384 + ... + 16475.

It is an arithmetic number, because the mean of its divisors is an integer number (11804400).

Almost surely, 2121230014 is an apocalyptic number.

121230014 is a deficient number, since it is larger than the sum of its proper divisors (67640386).

121230014 is a wasteful number, since it uses less digits than its factorization.

121230014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21967.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 121230014 is about 11010.4502178612. The cubic root of 121230014 is about 494.9219534809.

Adding to 121230014 its reverse (410032121), we get a palindrome (531262135).

The spelling of 121230014 in words is "one hundred twenty-one million, two hundred thirty thousand, fourteen".

Divisors: 1 2 47 59 94 118 2773 5546 21859 43718 1027373 1289681 2054746 2579362 60615007 121230014