Base | Representation |
---|---|
bin | 110101011110101… |
… | …110110101001110 |
3 | 2022112022221200021 |
4 | 311132232311032 |
5 | 3314143423330 |
6 | 225011052354 |
7 | 31143326050 |
oct | 6536566516 |
9 | 2275287607 |
10 | 897248590 |
11 | 420523167 |
12 | 2105a10ba |
13 | 113b72234 |
14 | 872418d0 |
15 | 53b8667a |
hex | 357aed4e |
897248590 has 64 divisors (see below), whose sum is σ = 1972108800. Its totient is φ = 287058816.
The previous prime is 897248587. The next prime is 897248623. The reversal of 897248590 is 95842798.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84076 + ... + 94144.
It is an arithmetic number, because the mean of its divisors is an integer number (30814200).
Almost surely, 2897248590 is an apocalyptic number.
897248590 is an abundant number, since it is smaller than the sum of its proper divisors (1074860210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
897248590 is a wasteful number, since it uses less digits than its factorization.
897248590 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10169.
The product of its (nonzero) digits is 1451520, while the sum is 52.
The square root of 897248590 is about 29954.1080655058. The cubic root of 897248590 is about 964.5045072750.
The spelling of 897248590 in words is "eight hundred ninety-seven million, two hundred forty-eight thousand, five hundred ninety".
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