Search a number
-
+
33031020320233 = 1323563196219609
BaseRepresentation
bin1111000001010101000100…
…01110111001010111101001
311022221201211121011120112121
413200222202032321113221
513312140012200221413
6154130124035511241
76646261322124565
oct740524216712751
9138851747146477
1033031020320233
11a585416943521
123855771a58521
131557a72837510
148229d20086a5
153c432c9ddb8d
hex1e0aa23b95e9

33031020320233 has 16 divisors (see below), whose sum is σ = 37184400973440. Its totient is φ = 29112710799744.

The previous prime is 33031020320231. The next prime is 33031020320257. The reversal of 33031020320233 is 33202302013033.

It is not a de Polignac number, because 33031020320233 - 21 = 33031020320231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33031020320198 and 33031020320207.

It is not an unprimeable number, because it can be changed into a prime (33031020320231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97941468 + ... + 98278141.

It is an arithmetic number, because the mean of its divisors is an integer number (2324025060840).

Almost surely, 233031020320233 is an apocalyptic number.

It is an amenable number.

33031020320233 is a deficient number, since it is larger than the sum of its proper divisors (4153380653207).

33031020320233 is a wasteful number, since it uses less digits than its factorization.

33031020320233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196220208.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 33031020320233 its reverse (33202302013033), we get a palindrome (66233322333266).

The spelling of 33031020320233 in words is "thirty-three trillion, thirty-one billion, twenty million, three hundred twenty thousand, two hundred thirty-three".

Divisors: 1 13 23 299 563 7319 12949 168337 196219609 2550854917 4513051007 58669663091 110471639867 1436131318271 2540847716941 33031020320233