Base | Representation |
---|---|
bin | 101101011000001011… |
… | …0111010001111111001 |
3 | 100022112022202012000102 |
4 | 1122300112322033321 |
5 | 3044033201420111 |
6 | 112433402245145 |
7 | 10016565660443 |
oct | 1326026721771 |
9 | 308468665012 |
10 | 97448076281 |
11 | 38366998036 |
12 | 16a771b67b5 |
13 | 925cc003ca |
14 | 4a06175493 |
15 | 28051a413b |
hex | 16b05ba3f9 |
97448076281 has 2 divisors, whose sum is σ = 97448076282. Its totient is φ = 97448076280.
The previous prime is 97448076269. The next prime is 97448076331. The reversal of 97448076281 is 18267084479.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 78254467600 + 19193608681 = 279740^2 + 138541^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-97448076281 is a prime.
It is a super-2 number, since 2×974480762812 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (97448076211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48724038140 + 48724038141.
It is an arithmetic number, because the mean of its divisors is an integer number (48724038141).
Almost surely, 297448076281 is an apocalyptic number.
It is an amenable number.
97448076281 is a deficient number, since it is larger than the sum of its proper divisors (1).
97448076281 is an equidigital number, since it uses as much as digits as its factorization.
97448076281 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5419008, while the sum is 56.
The spelling of 97448076281 in words is "ninety-seven billion, four hundred forty-eight million, seventy-six thousand, two hundred eighty-one".
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