Base | Representation |
---|---|
bin | 110011110111101… |
… | …111011000010000 |
3 | 2020122112021120111 |
4 | 303313233120100 |
5 | 3240241000000 |
6 | 222204251104 |
7 | 30365001004 |
oct | 6367573020 |
9 | 2218467514 |
10 | 870250000 |
11 | 407262784 |
12 | 203540a94 |
13 | 10b3ab439 |
14 | 83814704 |
15 | 51601cba |
hex | 33def610 |
870250000 has 105 divisors (see below), whose sum is σ = 2143937401. Its totient is φ = 342200000.
The previous prime is 870249967. The next prime is 870250001. The reversal of 870250000 is 52078.
The square root of 870250000 is 29500.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 3 ways, for example, as 762422544 + 107827456 = 27612^2 + 10384^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (870250001) 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 20 ways as a sum of consecutive naturals, for example, 14749971 + ... + 14750029.
Almost surely, 2870250000 is an apocalyptic number.
870250000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
870250000 is the 29500-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 870250000
870250000 is an abundant number, since it is smaller than the sum of its proper divisors (1273687401).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
870250000 is an frugal number, since it uses more digits than its factorization.
870250000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156 (or 66 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 22.
The cubic root of 870250000 is about 954.7317028177.
The spelling of 870250000 in words is "eight hundred seventy million, two hundred fifty thousand".
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