Base | Representation |
---|---|
bin | 1101011100100101000… |
… | …1001110100100011001 |
3 | 211002021111002001211101 |
4 | 3113021101032210121 |
5 | 12241102030100400 |
6 | 254042522031401 |
7 | 22455433425451 |
oct | 3271121164431 |
9 | 732244061741 |
10 | 231010003225 |
11 | 89a75140641 |
12 | 38930948561 |
13 | 18a26a14601 |
14 | b27671cd61 |
15 | 6020aa856a |
hex | 35c944e919 |
231010003225 has 27 divisors (see below), whose sum is σ = 289728325341. Its totient is φ = 182718201600.
The previous prime is 231010003219. The next prime is 231010003261. The reversal of 231010003225 is 522300010132.
The square root of 231010003225 is 480635.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 8494018569 + 222515984656 = 92163^2 + 471716^2 .
It is not a de Polignac number, because 231010003225 - 223 = 231001614617 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 233107480 + ... + 233108470.
Almost surely, 2231010003225 is an apocalyptic number.
231010003225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
231010003225 is the 480635-th square number.
231010003225 is the 240318-th centered octagonal number.
It is an amenable number.
231010003225 is a deficient number, since it is larger than the sum of its proper divisors (58718322116).
231010003225 is an frugal number, since it uses more digits than its factorization.
231010003225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2186 (or 1093 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 19.
Adding to 231010003225 its reverse (522300010132), we get a palindrome (753310013357).
The spelling of 231010003225 in words is "two hundred thirty-one billion, ten million, three thousand, two hundred twenty-five".
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