Base | Representation |
---|---|
bin | 100000000111010… |
… | …001101001011000 |
3 | 1101112210202202011 |
4 | 200013101221120 |
5 | 2100411400300 |
6 | 125243515304 |
7 | 16231352632 |
oct | 4007215130 |
9 | 1345722664 |
10 | 538778200 |
11 | 257143044 |
12 | 130528b34 |
13 | 8781178c |
14 | 517aba52 |
15 | 32477eba |
hex | 201d1a58 |
538778200 has 24 divisors (see below), whose sum is σ = 1252659780. Its totient is φ = 215511200.
The previous prime is 538778167. The next prime is 538778203. The reversal of 538778200 is 2877835.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (538778203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1346746 + ... + 1347145.
Almost surely, 2538778200 is an apocalyptic number.
538778200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
538778200 is an abundant number, since it is smaller than the sum of its proper divisors (713881580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
538778200 is a wasteful number, since it uses less digits than its factorization.
538778200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2693907 (or 2693898 counting only the distinct ones).
The product of its (nonzero) digits is 94080, while the sum is 40.
The square root of 538778200 is about 23211.5962398108. The cubic root of 538778200 is about 813.7106590765.
The spelling of 538778200 in words is "five hundred thirty-eight million, seven hundred seventy-eight thousand, two hundred".
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