Base | Representation |
---|---|
bin | 11010000000110101001010… |
… | …00001110101010101111000 |
3 | 21111112120022101211110212000 |
4 | 31000122211001311111320 |
5 | 24444204014122410100 |
6 | 321354432230021000 |
7 | 15022535133221454 |
oct | 1500324501652570 |
9 | 244476271743760 |
10 | 57203143169400 |
11 | 17254798044298 |
12 | 64ba428aa7760 |
13 | 25bc3055cbb07 |
14 | 101a90b155664 |
15 | 692eb9707900 |
hex | 3406a5075578 |
57203143169400 has 384 divisors, whose sum is σ = 200375769772800. Its totient is φ = 14995661760000.
The previous prime is 57203143169309. The next prime is 57203143169401. The reversal of 57203143169400 is 496134130275.
57203143169400 is a `hidden beast` number, since 5 + 7 + 203 + 1 + 4 + 31 + 6 + 9 + 400 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57203143169401) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 596495455 + ... + 596591345.
It is an arithmetic number, because the mean of its divisors is an integer number (521811900450).
Almost surely, 257203143169400 is an apocalyptic number.
57203143169400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57203143169400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100187884886400).
57203143169400 is an abundant number, since it is smaller than the sum of its proper divisors (143172626603400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57203143169400 is a wasteful number, since it uses less digits than its factorization.
57203143169400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97788 (or 97773 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 45.
Adding to 57203143169400 its reverse (496134130275), we get a palindrome (57699277299675).
The spelling of 57203143169400 in words is "fifty-seven trillion, two hundred three billion, one hundred forty-three million, one hundred sixty-nine thousand, four hundred".
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