Base | Representation |
---|---|
bin | 110101011110111… |
… | …110010110010111 |
3 | 2022112110011212101 |
4 | 311132332112113 |
5 | 3314202442101 |
6 | 225012302531 |
7 | 31144012261 |
oct | 6536762627 |
9 | 2275404771 |
10 | 897312151 |
11 | 42056699a |
12 | 210611a47 |
13 | 113b95148 |
14 | 8725ab31 |
15 | 53b9a401 |
hex | 357be597 |
897312151 has 8 divisors (see below), whose sum is σ = 908001360. Its totient is φ = 886636608.
The previous prime is 897312149. The next prime is 897312161. The reversal of 897312151 is 151213798.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 897312151 - 21 = 897312149 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 897312151.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (897312161) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196840 + ... + 201346.
It is an arithmetic number, because the mean of its divisors is an integer number (113500170).
Almost surely, 2897312151 is an apocalyptic number.
897312151 is a deficient number, since it is larger than the sum of its proper divisors (10689209).
897312151 is a wasteful number, since it uses less digits than its factorization.
897312151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6833.
The product of its digits is 15120, while the sum is 37.
The square root of 897312151 is about 29955.1690197201. The cubic root of 897312151 is about 964.5272818713.
The spelling of 897312151 in words is "eight hundred ninety-seven million, three hundred twelve thousand, one hundred fifty-one".
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