Base | Representation |
---|---|
bin | 110101011111010… |
… | …000001000001010 |
3 | 2022112120212202101 |
4 | 311133100020022 |
5 | 3314212304340 |
6 | 225014024014 |
7 | 31144434466 |
oct | 6537201012 |
9 | 2275525671 |
10 | 897384970 |
11 | 420606679 |
12 | 21064800a |
13 | 113bbc331 |
14 | 872794a6 |
15 | 53bb1c9a |
hex | 357d020a |
897384970 has 8 divisors (see below), whose sum is σ = 1615292964. Its totient is φ = 358953984.
The previous prime is 897384947. The next prime is 897384979. The reversal of 897384970 is 79483798.
It can be written as a sum of positive squares in 2 ways, for example, as 744689521 + 152695449 = 27289^2 + 12357^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (897384979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44869239 + ... + 44869258.
Almost surely, 2897384970 is an apocalyptic number.
897384970 is a deficient number, since it is larger than the sum of its proper divisors (717907994).
897384970 is a wasteful number, since it uses less digits than its factorization.
897384970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89738504.
The product of its (nonzero) digits is 3048192, while the sum is 55.
The square root of 897384970 is about 29956.3844614132. The cubic root of 897384970 is about 964.5533723878.
The spelling of 897384970 in words is "eight hundred ninety-seven million, three hundred eighty-four thousand, nine hundred seventy".
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