Search a number
-
+
120013012023 = 31971241123049
BaseRepresentation
bin110111111000101010…
…1010011110000110111
3102110202220122200122020
41233301111103300313
53431241312341043
6131044435204223
711446014525222
oct1576125236067
9373686580566
10120013012023
1146996242263
121b314146673
13b417ac1ba8
145b46d725b9
1531c61c5e83
hex1bf1553c37

120013012023 has 32 divisors (see below), whose sum is σ = 171521856000. Its totient is φ = 74419430400.

The previous prime is 120013012013. The next prime is 120013012037. The reversal of 120013012023 is 320210310021.

It is not a de Polignac number, because 120013012023 - 214 = 120012995639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120013011993 and 120013012011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120013012013) 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, 913803 + ... + 1036851.

It is an arithmetic number, because the mean of its divisors is an integer number (5360058000).

Almost surely, 2120013012023 is an apocalyptic number.

120013012023 is a deficient number, since it is larger than the sum of its proper divisors (51508843977).

120013012023 is a wasteful number, since it uses less digits than its factorization.

120013012023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123383.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 120013012023 its reverse (320210310021), we get a palindrome (440223322044).

The spelling of 120013012023 in words is "one hundred twenty billion, thirteen million, twelve thousand, twenty-three".

Divisors: 1 3 19 57 71 213 241 723 1349 4047 4579 13737 17111 51333 123049 325109 369147 975327 2337931 7013793 8736479 26209437 29654809 88964427 165993101 497979303 563441371 1690324113 2105491439 6316474317 40004337341 120013012023