Base | Representation |
---|---|
bin | 11111000000110101011… |
… | …011101100101001100000 |
3 | 21112202000000020012102010 |
4 | 133000311123230221200 |
5 | 234404144224411112 |
6 | 4311020533152520 |
7 | 306655062035124 |
oct | 37006533545140 |
9 | 7482000205363 |
10 | 2131200232032 |
11 | 751922a75013 |
12 | 2a505a78b740 |
13 | 125c81cb1b71 |
14 | 75217509584 |
15 | 3a6863c563c |
hex | 1f0356eca60 |
2131200232032 has 48 divisors (see below), whose sum is σ = 5594487378480. Its totient is φ = 710389059072.
The previous prime is 2131200232009. The next prime is 2131200232037. The reversal of 2131200232032 is 2302320021312.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2131200232037) 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, 8118058 + ... + 8376470.
It is an arithmetic number, because the mean of its divisors is an integer number (116551820385).
Almost surely, 22131200232032 is an apocalyptic number.
It is an amenable number.
2131200232032 is an abundant number, since it is smaller than the sum of its proper divisors (3463287146448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2131200232032 is a wasteful number, since it uses less digits than its factorization.
2131200232032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 344335 (or 344327 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 2131200232032 its reverse (2302320021312), we get a palindrome (4433520253344).
The spelling of 2131200232032 in words is "two trillion, one hundred thirty-one billion, two hundred million, two hundred thirty-two thousand, thirty-two".
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