Base | Representation |
---|---|
bin | 110101011110100… |
… | …100010010001000 |
3 | 2022112020202102001 |
4 | 311132210102020 |
5 | 3314141033014 |
6 | 225010120344 |
7 | 31143056065 |
oct | 6536442210 |
9 | 2275222361 |
10 | 897205384 |
11 | 4204a3759 |
12 | 2105800b4 |
13 | 113b5867a |
14 | 8722dc6c |
15 | 53b78974 |
hex | 357a4488 |
897205384 has 32 divisors (see below), whose sum is σ = 1777464000. Its totient is φ = 423392832.
The previous prime is 897205381. The next prime is 897205409. The reversal of 897205384 is 483502798.
It is not an unprimeable number, because it can be changed into a prime (897205381) 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 7 ways as a sum of consecutive naturals, for example, 29917 + ... + 51859.
It is an arithmetic number, because the mean of its divisors is an integer number (55545750).
Almost surely, 2897205384 is an apocalyptic number.
It is an amenable number.
897205384 is a deficient number, since it is larger than the sum of its proper divisors (880258616).
897205384 is a wasteful number, since it uses less digits than its factorization.
897205384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22237 (or 22233 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 46.
The square root of 897205384 is about 29953.3868535763. The cubic root of 897205384 is about 964.4890254820.
The spelling of 897205384 in words is "eight hundred ninety-seven million, two hundred five thousand, three hundred eighty-four".
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