Base | Representation |
---|---|
bin | 11110100001111… |
… | …001100101110000 |
3 | 1022200210121120221 |
4 | 132201321211300 |
5 | 2022110444440 |
6 | 122454142424 |
7 | 15456440362 |
oct | 3641714560 |
9 | 1280717527 |
10 | 512203120 |
11 | 243141870 |
12 | 123651a14 |
13 | 82168690 |
14 | 4c050d32 |
15 | 2ee78d4a |
hex | 1e879970 |
512203120 has 80 divisors (see below), whose sum is σ = 1399097952. Its totient is φ = 171924480.
The previous prime is 512203093. The next prime is 512203129. The reversal of 512203120 is 21302215.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×5122031202 = 524704072275468800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 512203094 and 512203103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (512203129) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10947 + ... + 33826.
Almost surely, 2512203120 is an apocalyptic number.
It is an amenable number.
512203120 is an abundant number, since it is smaller than the sum of its proper divisors (886894832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
512203120 is a wasteful number, since it uses less digits than its factorization.
512203120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44810 (or 44804 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 512203120 is about 22631.9049131972. The cubic root of 512203120 is about 800.1057776799.
Adding to 512203120 its reverse (21302215), we get a palindrome (533505335).
The spelling of 512203120 in words is "five hundred twelve million, two hundred three thousand, one hundred twenty".
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