Base | Representation |
---|---|
bin | 11011111111110010000011… |
… | …000011101001011011000010 |
3 | 121010222010212210101212120200 |
4 | 123333302003003221123002 |
5 | 112114331344212304442 |
6 | 1113513142204150030 |
7 | 34635605100366066 |
oct | 3377620303513302 |
9 | 533863783355520 |
10 | 123130321213122 |
11 | 36262304362203 |
12 | 11987593538316 |
13 | 53921a7548822 |
14 | 2259779d67aa6 |
15 | e37d8000c34c |
hex | 6ffc830e96c2 |
123130321213122 has 24 divisors (see below), whose sum is σ = 266797258216320. Its totient is φ = 41041148775480.
The previous prime is 123130321213043. The next prime is 123130321213187. The reversal of 123130321213122 is 221312123031321.
123130321213122 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 3 + 0 + 321 + 21 + 312 + 2 = 666.
It is a super-2 number, since 2×1231303212131222 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190637722 + ... + 191282517.
It is an arithmetic number, because the mean of its divisors is an integer number (11116552425680).
Almost surely, 2123130321213122 is an apocalyptic number.
123130321213122 is an abundant number, since it is smaller than the sum of its proper divisors (143666937003198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123130321213122 is a wasteful number, since it uses less digits than its factorization.
123130321213122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 381938158 (or 381938155 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
Adding to 123130321213122 its reverse (221312123031321), we get a palindrome (344442444244443).
The spelling of 123130321213122 in words is "one hundred twenty-three trillion, one hundred thirty billion, three hundred twenty-one million, two hundred thirteen thousand, one hundred twenty-two".
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