Base | Representation |
---|---|
bin | 1011101010011… |
… | …00100001111110 |
3 | 20211002022221210 |
4 | 11311030201332 |
5 | 200021043123 |
6 | 13412505250 |
7 | 2265356454 |
oct | 565144176 |
9 | 224068853 |
10 | 97831038 |
11 | 5024a9a8 |
12 | 2891b226 |
13 | 173644b6 |
14 | cdc89d4 |
15 | 88c6e93 |
hex | 5d4c87e |
97831038 has 16 divisors (see below), whose sum is σ = 205960320. Its totient is φ = 30893976.
The previous prime is 97831031. The next prime is 97831049. The reversal of 97831038 is 83013879.
It is a junction number, because it is equal to n+sod(n) for n = 97830987 and 97831005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97831031) 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, 428970 + ... + 429197.
It is an arithmetic number, because the mean of its divisors is an integer number (12872520).
Almost surely, 297831038 is an apocalyptic number.
97831038 is an abundant number, since it is smaller than the sum of its proper divisors (108129282).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97831038 is a wasteful number, since it uses less digits than its factorization.
97831038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 858191.
The product of its (nonzero) digits is 36288, while the sum is 39.
The square root of 97831038 is about 9890.9573854102. The cubic root of 97831038 is about 460.7785146986.
The spelling of 97831038 in words is "ninety-seven million, eight hundred thirty-one thousand, thirty-eight".
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