Base | Representation |
---|---|
bin | 110101100001011… |
… | …100000011011001 |
3 | 2022120122222221121 |
4 | 311201130003121 |
5 | 3314334124410 |
6 | 225034205241 |
7 | 31152342442 |
oct | 6541340331 |
9 | 2276588847 |
10 | 897958105 |
11 | 420968240 |
12 | 210883821 |
13 | 114060175 |
14 | 873882c9 |
15 | 53c769da |
hex | 3585c0d9 |
897958105 has 16 divisors (see below), whose sum is σ = 1244657664. Its totient is φ = 614644480.
The previous prime is 897958099. The next prime is 897958123. The reversal of 897958105 is 501859798.
It is not a de Polignac number, because 897958105 - 227 = 763740377 is a prime.
It is a Duffinian number.
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, 479257 + ... + 481126.
It is an arithmetic number, because the mean of its divisors is an integer number (77791104).
Almost surely, 2897958105 is an apocalyptic number.
897958105 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
897958105 is a deficient number, since it is larger than the sum of its proper divisors (346699559).
897958105 is a wasteful number, since it uses less digits than its factorization.
897958105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 960416.
The product of its (nonzero) digits is 907200, while the sum is 52.
The square root of 897958105 is about 29965.9490922614. The cubic root of 897958105 is about 964.7586732219.
The spelling of 897958105 in words is "eight hundred ninety-seven million, nine hundred fifty-eight thousand, one hundred five".
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