Base | Representation |
---|---|
bin | 11011111111010101111011… |
… | …100110010100001000000100 |
3 | 121010212020221210210000000120 |
4 | 123333111323212110020010 |
5 | 112113333032103442012 |
6 | 1113451230345541540 |
7 | 34633456003434042 |
oct | 3377257346241004 |
9 | 533766853700016 |
10 | 123100131312132 |
11 | 36250521a03807 |
12 | 11981768aa48b0 |
13 | 538c3a5a240a0 |
14 | 2258114609392 |
15 | e371b48c158c |
hex | 6ff57b994204 |
123100131312132 has 24 divisors (see below), whose sum is σ = 309328535092416. Its totient is φ = 37876963480608.
The previous prime is 123100131312121. The next prime is 123100131312133. The reversal of 123100131312132 is 231213131001321.
It is not an unprimeable number, because it can be changed into a prime (123100131312133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394551702768 + ... + 394551703079.
It is an arithmetic number, because the mean of its divisors is an integer number (12888688962184).
Almost surely, 2123100131312132 is an apocalyptic number.
123100131312132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
123100131312132 is an abundant number, since it is smaller than the sum of its proper divisors (186228403780284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123100131312132 is a wasteful number, since it uses less digits than its factorization.
123100131312132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 789103405867 (or 789103405865 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 24.
Adding to 123100131312132 its reverse (231213131001321), we get a palindrome (354313262313453).
The spelling of 123100131312132 in words is "one hundred twenty-three trillion, one hundred billion, one hundred thirty-one million, three hundred twelve thousand, one hundred thirty-two".
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