Base | Representation |
---|---|
bin | 1011100100010… |
… | …11111001010101 |
3 | 20202121020121100 |
4 | 11302023321111 |
5 | 144320321010 |
6 | 13343540313 |
7 | 2255562204 |
oct | 562137125 |
9 | 222536540 |
10 | 97042005 |
11 | 4a861105 |
12 | 285ba699 |
13 | 17149308 |
14 | cc6123b |
15 | 87bd2c0 |
hex | 5c8be55 |
97042005 has 24 divisors (see below), whose sum is σ = 168445368. Its totient is φ = 51682176.
The previous prime is 97041979. The next prime is 97042007. The reversal of 97042005 is 50024079.
It can be written as a sum of positive squares in 4 ways, for example, as 22496049 + 74545956 = 4743^2 + 8634^2 .
It is not a de Polignac number, because 97042005 - 216 = 96976469 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 97042005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97042007) 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, 48199 + ... + 50171.
It is an arithmetic number, because the mean of its divisors is an integer number (7018557).
Almost surely, 297042005 is an apocalyptic number.
It is an amenable number.
97042005 is a deficient number, since it is larger than the sum of its proper divisors (71403363).
97042005 is a wasteful number, since it uses less digits than its factorization.
97042005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3077 (or 3074 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 97042005 is about 9850.9900517664. The cubic root of 97042005 is about 459.5364028147.
The spelling of 97042005 in words is "ninety-seven million, forty-two thousand, five".
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