Base | Representation |
---|---|
bin | 11101100011110011101… |
… | …101110101010101001100 |
3 | 21012012011201121112012210 |
4 | 131203303231311111030 |
5 | 231240112220121444 |
6 | 4153101132430420 |
7 | 266520561241161 |
oct | 35436355652514 |
9 | 7165151545183 |
10 | 2031313442124 |
11 | 71352553337a |
12 | 289822918410 |
13 | 119723a8c955 |
14 | 7045d518068 |
15 | 37c8c09e7b9 |
hex | 1d8f3b7554c |
2031313442124 has 96 divisors (see below), whose sum is σ = 5045618905600. Its totient is φ = 634225489920.
The previous prime is 2031313442111. The next prime is 2031313442167. The reversal of 2031313442124 is 4212443131302.
It is a junction number, because it is equal to n+sod(n) for n = 2031313442091 and 2031313442100.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22535457 + ... + 22625415.
Almost surely, 22031313442124 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2031313442124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2522809452800).
2031313442124 is an abundant number, since it is smaller than the sum of its proper divisors (3014305463476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031313442124 is a wasteful number, since it uses less digits than its factorization.
2031313442124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91103 (or 91101 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 30.
Adding to 2031313442124 its reverse (4212443131302), we get a palindrome (6243756573426).
The spelling of 2031313442124 in words is "two trillion, thirty-one billion, three hundred thirteen million, four hundred forty-two thousand, one hundred twenty-four".
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