Base | Representation |
---|---|
bin | 1011100111010… |
… | …10001001010100 |
3 | 20210022212011101 |
4 | 11303222021110 |
5 | 144420144202 |
6 | 13400115444 |
7 | 2262060541 |
oct | 563521124 |
9 | 223285141 |
10 | 97428052 |
11 | 4aaa5157 |
12 | 28765b84 |
13 | 17252c47 |
14 | cd21bc8 |
15 | 8847887 |
hex | 5cea254 |
97428052 has 12 divisors (see below), whose sum is σ = 176378580. Its totient is φ = 47034176.
The previous prime is 97428047. The next prime is 97428059. The reversal of 97428052 is 25082479.
It can be written as a sum of positive squares in 2 ways, for example, as 81793936 + 15634116 = 9044^2 + 3954^2 .
It is a super-3 number, since 3×974280523 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97428059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419833 + ... + 420064.
It is an arithmetic number, because the mean of its divisors is an integer number (14698215).
Almost surely, 297428052 is an apocalyptic number.
It is an amenable number.
97428052 is a deficient number, since it is larger than the sum of its proper divisors (78950528).
97428052 is a wasteful number, since it uses less digits than its factorization.
97428052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 839930 (or 839928 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 97428052 is about 9870.5649281082. The cubic root of 97428052 is about 460.1449637633.
The spelling of 97428052 in words is "ninety-seven million, four hundred twenty-eight thousand, fifty-two".
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