Base | Representation |
---|---|
bin | 110101011110010… |
… | …111110110011100 |
3 | 2022112011011112222 |
4 | 311132113312130 |
5 | 3314132420320 |
6 | 225005044512 |
7 | 31142454446 |
oct | 6536276634 |
9 | 2275134488 |
10 | 897154460 |
11 | 420469474 |
12 | 210556738 |
13 | 113b3b437 |
14 | 87219496 |
15 | 53b68825 |
hex | 35797d9c |
897154460 has 24 divisors (see below), whose sum is σ = 1900701936. Its totient is φ = 355685120.
The previous prime is 897154457. The next prime is 897154463. The reversal of 897154460 is 64451798.
It is an interprime number because it is at equal distance from previous prime (897154457) and next prime (897154463).
It is a super-2 number, since 2×8971544602 = 1609772250195783200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (897154463) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 196226 + ... + 200745.
It is an arithmetic number, because the mean of its divisors is an integer number (79195914).
Almost surely, 2897154460 is an apocalyptic number.
It is an amenable number.
897154460 is an abundant number, since it is smaller than the sum of its proper divisors (1003547476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
897154460 is a wasteful number, since it uses less digits than its factorization.
897154460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397093 (or 397091 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 44.
The square root of 897154460 is about 29952.5367873908. The cubic root of 897154460 is about 964.4707774981.
The spelling of 897154460 in words is "eight hundred ninety-seven million, one hundred fifty-four thousand, four hundred sixty".
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