Base | Representation |
---|---|
bin | 11111101001101… |
… | …011010100010110 |
3 | 1101000012120011111 |
4 | 133221223110112 |
5 | 2041420102110 |
6 | 124405325234 |
7 | 16105405303 |
oct | 3751532426 |
9 | 1330176144 |
10 | 531019030 |
11 | 252823503 |
12 | 129a0681a |
13 | 86025b59 |
14 | 5074c0aa |
15 | 31943e8a |
hex | 1fa6b516 |
531019030 has 32 divisors (see below), whose sum is σ = 1022657760. Its totient is φ = 197925120.
The previous prime is 531019007. The next prime is 531019033. The reversal of 531019030 is 30910135.
It is a junction number, because it is equal to n+sod(n) for n = 531018992 and 531019010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531019033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11319 + ... + 34498.
It is an arithmetic number, because the mean of its divisors is an integer number (31958055).
Almost surely, 2531019030 is an apocalyptic number.
531019030 is a deficient number, since it is larger than the sum of its proper divisors (491638730).
531019030 is a wasteful number, since it uses less digits than its factorization.
531019030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45904.
The product of its (nonzero) digits is 405, while the sum is 22.
The square root of 531019030 is about 23043.8501557357. The cubic root of 531019030 is about 809.7855602641.
Adding to 531019030 its reverse (30910135), we get a palindrome (561929165).
The spelling of 531019030 in words is "five hundred thirty-one million, nineteen thousand, thirty".
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