Search a number
-
+
1214233443213 = 371911326930899
BaseRepresentation
bin10001101010110101111…
…100111111101110001101
311022002011000102221102220
4101222311330333232031
5124343222230140323
62325451112405553
7153503556655020
oct21526574775615
94262130387386
101214233443213
11428a5413a6aa
121773b03a68b9
138a66a39015b
1442aaaa0b1b7
15218b95820e3
hex11ab5f3fb8d

1214233443213 has 32 divisors (see below), whose sum is σ = 1964878464000. Its totient is φ = 651512284416.

The previous prime is 1214233443191. The next prime is 1214233443229. The reversal of 1214233443213 is 3123443324121.

It is not a de Polignac number, because 1214233443213 - 28 = 1214233442957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214233443413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13420363 + ... + 13510536.

It is an arithmetic number, because the mean of its divisors is an integer number (61402452000).

Almost surely, 21214233443213 is an apocalyptic number.

It is an amenable number.

1214233443213 is a deficient number, since it is larger than the sum of its proper divisors (750645020787).

1214233443213 is a wasteful number, since it uses less digits than its factorization.

1214233443213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26931041.

The product of its digits is 41472, while the sum is 33.

Adding to 1214233443213 its reverse (3123443324121), we get a palindrome (4337676767334).

The spelling of 1214233443213 in words is "one trillion, two hundred fourteen billion, two hundred thirty-three million, four hundred forty-three thousand, two hundred thirteen".

Divisors: 1 3 7 19 21 57 113 133 339 399 791 2147 2373 6441 15029 45087 26930899 80792697 188516293 511687081 565548879 1535061243 3043191587 3581809567 9129574761 10745428701 21302341109 57820640153 63907023327 173461920459 404744481071 1214233443213