Base | Representation |
---|---|
bin | 10111011100110000001111… |
… | …010010110011111010010100 |
3 | 111112011020011111110110112200 |
4 | 113130300033102303322110 |
5 | 102004144302343113022 |
6 | 1003201422121044500 |
7 | 30502653413113212 |
oct | 2734601722637224 |
9 | 445136144413480 |
10 | 103131011301012 |
11 | 2a951686294442 |
12 | b697593026730 |
13 | 457129c213626 |
14 | 1b677d3623cb2 |
15 | bdca1aa3bbac |
hex | 5dcc0f4b3e94 |
103131011301012 has 72 divisors (see below), whose sum is σ = 263704409160192. Its totient is φ = 33981841920000.
The previous prime is 103131011300969. The next prime is 103131011301023. The reversal of 103131011301012 is 210103110131301.
103131011301012 is a `hidden beast` number, since 1 + 0 + 31 + 310 + 11 + 301 + 0 + 12 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41333364 + ... + 43757387.
It is an arithmetic number, because the mean of its divisors is an integer number (3662561238336).
Almost surely, 2103131011301012 is an apocalyptic number.
103131011301012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
103131011301012 is an abundant number, since it is smaller than the sum of its proper divisors (160573397859180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103131011301012 is a wasteful number, since it uses less digits than its factorization.
103131011301012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85091149 (or 85091144 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 18.
Adding to 103131011301012 its reverse (210103110131301), we get a palindrome (313234121432313).
The spelling of 103131011301012 in words is "one hundred three trillion, one hundred thirty-one billion, eleven million, three hundred one thousand, twelve".
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