Base | Representation |
---|---|
bin | 110101011111000… |
… | …111110100100101 |
3 | 2022112112011002100 |
4 | 311133013310211 |
5 | 3314210212244 |
6 | 225013202313 |
7 | 31144233345 |
oct | 6537076445 |
9 | 2275464070 |
10 | 897350949 |
11 | 420593060 |
12 | 210630399 |
13 | 113ba99c1 |
14 | 8726ad25 |
15 | 53ba6b69 |
hex | 357c7d25 |
897350949 has 24 divisors (see below), whose sum is σ = 1417133952. Its totient is φ = 542646720.
The previous prime is 897350947. The next prime is 897351041. The reversal of 897350949 is 949053798.
897350949 is a `hidden beast` number, since 8 + 97 + 3 + 509 + 49 = 666.
It is not a de Polignac number, because 897350949 - 21 = 897350947 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 897350895 and 897350904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (897350941) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36049 + ... + 55625.
It is an arithmetic number, because the mean of its divisors is an integer number (59047248).
Almost surely, 2897350949 is an apocalyptic number.
It is an amenable number.
897350949 is a deficient number, since it is larger than the sum of its proper divisors (519783003).
897350949 is a wasteful number, since it uses less digits than its factorization.
897350949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20057 (or 20054 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 54.
The square root of 897350949 is about 29955.8166138064. The cubic root of 897350949 is about 964.5411830874.
The spelling of 897350949 in words is "eight hundred ninety-seven million, three hundred fifty thousand, nine hundred forty-nine".
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