Base | Representation |
---|---|
bin | 110001110000110011… |
… | …110010010100100000 |
3 | 12002220210011120200221 |
4 | 301300303302110200 |
5 | 1333412122344300 |
6 | 40314010052424 |
7 | 3601046320465 |
oct | 616063622440 |
9 | 162823146627 |
10 | 53432231200 |
11 | 2072a113167 |
12 | a43241a114 |
13 | 5066b6c26a |
14 | 282c4cb66c |
15 | 15cad6731a |
hex | c70cf2520 |
53432231200 has 108 divisors (see below), whose sum is σ = 131183115462. Its totient is φ = 21252044800.
The previous prime is 53432231189. The next prime is 53432231221. The reversal of 53432231200 is 213223435.
It can be written as a sum of positive squares in 9 ways, for example, as 38697184656 + 14735046544 = 196716^2 + 121388^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 31046340 + ... + 31048060.
Almost surely, 253432231200 is an apocalyptic number.
53432231200 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 53432231200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65591557731).
53432231200 is an abundant number, since it is smaller than the sum of its proper divisors (77750884262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53432231200 is a wasteful number, since it uses less digits than its factorization.
53432231200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2135 (or 1925 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 25.
Adding to 53432231200 its reverse (213223435), we get a palindrome (53645454635).
The spelling of 53432231200 in words is "fifty-three billion, four hundred thirty-two million, two hundred thirty-one thousand, two hundred".
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