Base | Representation |
---|---|
bin | 110101011101111… |
… | …110110101100001 |
3 | 2022111221222000012 |
4 | 311131332311201 |
5 | 3314121131001 |
6 | 225002534305 |
7 | 31141546646 |
oct | 6535766541 |
9 | 2274858005 |
10 | 897052001 |
11 | 4203a949a |
12 | 210507395 |
13 | 113b03901 |
14 | 871cddcd |
15 | 53b482bb |
hex | 3577ed61 |
897052001 has 4 divisors (see below), whose sum is σ = 901560000. Its totient is φ = 892544004.
The previous prime is 897051979. The next prime is 897052007. The reversal of 897052001 is 100250798.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100250798 = 2 ⋅50125399.
It is a cyclic number.
It is not a de Polignac number, because 897052001 - 218 = 896789857 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (897052007) 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 3 ways as a sum of consecutive naturals, for example, 2253701 + ... + 2254098.
It is an arithmetic number, because the mean of its divisors is an integer number (225390000).
Almost surely, 2897052001 is an apocalyptic number.
It is an amenable number.
897052001 is a deficient number, since it is larger than the sum of its proper divisors (4507999).
897052001 is a wasteful number, since it uses less digits than its factorization.
897052001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4507998.
The product of its (nonzero) digits is 5040, while the sum is 32.
The square root of 897052001 is about 29950.8263825892. The cubic root of 897052001 is about 964.4340604934.
The spelling of 897052001 in words is "eight hundred ninety-seven million, fifty-two thousand, one".
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