Base | Representation |
---|---|
bin | 11101101100010111101… |
… | …01111100100111111100 |
3 | 10121112110012210222021110 |
4 | 32312023311330213330 |
5 | 113203434334032444 |
6 | 2100410431402020 |
7 | 133465555005534 |
oct | 16661365744774 |
9 | 3545405728243 |
10 | 1020253424124 |
11 | 363761507240 |
12 | 145894983310 |
13 | 7529531457c |
14 | 3754825a4c4 |
15 | 1b814890cb9 |
hex | ed8bd7c9fc |
1020253424124 has 96 divisors (see below), whose sum is σ = 2700628439040. Its totient is φ = 296943673600.
The previous prime is 1020253424123. The next prime is 1020253424129. The reversal of 1020253424124 is 4214243520201.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1020253424091 and 1020253424100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020253424123) 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, 33442 + ... + 1428854.
It is an arithmetic number, because the mean of its divisors is an integer number (28131546240).
Almost surely, 21020253424124 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 1020253424124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1350314219520).
1020253424124 is an abundant number, since it is smaller than the sum of its proper divisors (1680375014916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020253424124 is a wasteful number, since it uses less digits than its factorization.
1020253424124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1395651 (or 1395649 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 30.
Adding to 1020253424124 its reverse (4214243520201), we get a palindrome (5234496944325).
The spelling of 1020253424124 in words is "one trillion, twenty billion, two hundred fifty-three million, four hundred twenty-four thousand, one hundred twenty-four".
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