Base | Representation |
---|---|
bin | 1011100100010… |
… | …11000010011101 |
3 | 20202121001210021 |
4 | 11302023002131 |
5 | 144320212433 |
6 | 13343512141 |
7 | 2255546026 |
oct | 562130235 |
9 | 222531707 |
10 | 97038493 |
11 | 4a859502 |
12 | 285b8651 |
13 | 17147836 |
14 | cc5dc4d |
15 | 87bc22d |
hex | 5c8b09d |
97038493 has 2 divisors, whose sum is σ = 97038494. Its totient is φ = 97038492.
The previous prime is 97038479. The next prime is 97038497. The reversal of 97038493 is 39483079.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 48972004 + 48066489 = 6998^2 + 6933^2 .
It is an emirp because it is prime and its reverse (39483079) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 97038493 - 29 = 97037981 is a prime.
It is a super-2 number, since 2×970384932 = 18832938247422098, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (97038497) 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 as a sum of consecutive naturals, namely, 48519246 + 48519247.
It is an arithmetic number, because the mean of its divisors is an integer number (48519247).
Almost surely, 297038493 is an apocalyptic number.
It is an amenable number.
97038493 is a deficient number, since it is larger than the sum of its proper divisors (1).
97038493 is an equidigital number, since it uses as much as digits as its factorization.
97038493 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 163296, while the sum is 43.
The square root of 97038493 is about 9850.8117939589. The cubic root of 97038493 is about 459.5308591284.
The spelling of 97038493 in words is "ninety-seven million, thirty-eight thousand, four hundred ninety-three".
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