Base | Representation |
---|---|
bin | 100111101011010000… |
… | …0000010011011111101 |
3 | 22010220221200000100121 |
4 | 1033112200002123331 |
5 | 2343443443221222 |
6 | 103050342054541 |
7 | 6104261261356 |
oct | 1172640023375 |
9 | 263827600317 |
10 | 85203101437 |
11 | 33152a25213 |
12 | 1461a41a451 |
13 | 805b09556c |
14 | 41a3bc8d2d |
15 | 233a1935c7 |
hex | 13d68026fd |
85203101437 has 2 divisors, whose sum is σ = 85203101438. Its totient is φ = 85203101436.
The previous prime is 85203101419. The next prime is 85203101443. The reversal of 85203101437 is 73410130258.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 45622396836 + 39580704601 = 213594^2 + 198949^2 .
It is a cyclic number.
It is not a de Polignac number, because 85203101437 - 211 = 85203099389 is a prime.
It is a super-2 number, since 2×852031014372 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (85203101447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42601550718 + 42601550719.
It is an arithmetic number, because the mean of its divisors is an integer number (42601550719).
Almost surely, 285203101437 is an apocalyptic number.
It is an amenable number.
85203101437 is a deficient number, since it is larger than the sum of its proper divisors (1).
85203101437 is an equidigital number, since it uses as much as digits as its factorization.
85203101437 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 20160, while the sum is 34.
The spelling of 85203101437 in words is "eighty-five billion, two hundred three million, one hundred one thousand, four hundred thirty-seven".
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