Search a number
-
+
31023200223033 = 373864716382381
BaseRepresentation
bin1110000110111001001101…
…10101000011111100111001
311001211210022011102121220220
413003130212311003330321
513031241003224114113
6145551510023010253
76351231551651364
oct703344665037471
9131753264377826
1031023200223033
119980957830997
123590606b99989
1314406240cb8c5
14793760b210db
1538beb8200523
hex1c3726d43f39

31023200223033 has 16 divisors (see below), whose sum is σ = 41935752502656. Its totient is φ = 20396456277120.

The previous prime is 31023200222953. The next prime is 31023200223101. The reversal of 31023200223033 is 33032200232013.

It is not a de Polignac number, because 31023200223033 - 234 = 31006020353849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31023200222994 and 31023200223012.

It is not an unprimeable number, because it can be changed into a prime (31023200223233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6297498 + ... + 10084883.

It is an arithmetic number, because the mean of its divisors is an integer number (2620984531416).

Almost surely, 231023200223033 is an apocalyptic number.

It is an amenable number.

31023200223033 is a deficient number, since it is larger than the sum of its proper divisors (10912552279623).

31023200223033 is a wasteful number, since it uses less digits than its factorization.

31023200223033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16391104.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 31023200223033 its reverse (33032200232013), we get a palindrome (64055400455046).

The spelling of 31023200223033 in words is "thirty-one trillion, twenty-three billion, two hundred million, two hundred twenty-three thousand, thirty-three".

Divisors: 1 3 73 219 8647 25941 631231 1893693 16382381 49147143 1195913813 3587741439 141658448507 424975345521 10341066741011 31023200223033