Base | Representation |
---|---|
bin | 11110111111110101101… |
… | …110000011101100111110 |
3 | 21112122020111211222202111 |
4 | 132333311232003230332 |
5 | 234400002103200410 |
6 | 4310322510244234 |
7 | 306616432221460 |
oct | 36776556035476 |
9 | 7478214758674 |
10 | 2130131303230 |
11 | 751424651a87 |
12 | 2a4a007b667a |
13 | 125b416bc908 |
14 | 75155578130 |
15 | 3a62262ab8a |
hex | 1eff5b83b3e |
2130131303230 has 64 divisors (see below), whose sum is σ = 4489504693632. Its totient is φ = 712415784960.
The previous prime is 2130131303219. The next prime is 2130131303233. The reversal of 2130131303230 is 323031310312.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130131303233) 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, 21524422 + ... + 21623158.
It is an arithmetic number, because the mean of its divisors is an integer number (70148510838).
Almost surely, 22130131303230 is an apocalyptic number.
2130131303230 is an abundant number, since it is smaller than the sum of its proper divisors (2359373390402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2130131303230 is a wasteful number, since it uses less digits than its factorization.
2130131303230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106309.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 2130131303230 its reverse (323031310312), we get a palindrome (2453162613542).
The spelling of 2130131303230 in words is "two trillion, one hundred thirty billion, one hundred thirty-one million, three hundred three thousand, two hundred thirty".
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