Base | Representation |
---|---|
bin | 100111101001110… |
… | …0010000010111010 |
3 | 10102201121102122210 |
4 | 1033103202002322 |
5 | 10211103122000 |
6 | 340005355550 |
7 | 44654143533 |
oct | 11723420272 |
9 | 3381542583 |
10 | 1330520250 |
11 | 623053614 |
12 | 311708bb6 |
13 | 1828629b7 |
14 | c89c768a |
15 | 7bc1d350 |
hex | 4f4e20ba |
1330520250 has 32 divisors (see below), whose sum is σ = 3320980416. Its totient is φ = 354805200.
The previous prime is 1330520231. The next prime is 1330520267. The reversal of 1330520250 is 520250331.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 886264 + ... + 887763.
It is an arithmetic number, because the mean of its divisors is an integer number (103780638).
Almost surely, 21330520250 is an apocalyptic number.
1330520250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1330520250 is an abundant number, since it is smaller than the sum of its proper divisors (1990460166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1330520250 is a wasteful number, since it uses less digits than its factorization.
1330520250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1774047 (or 1774037 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 21.
The square root of 1330520250 is about 36476.2970982527. The cubic root of 1330520250 is about 1099.8678215834.
Adding to 1330520250 its reverse (520250331), we get a palindrome (1850770581).
The spelling of 1330520250 in words is "one billion, three hundred thirty million, five hundred twenty thousand, two hundred fifty".
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