Base | Representation |
---|---|
bin | 101001110111001100… |
… | …1011011000010110101 |
3 | 22121001012210202022002 |
4 | 1103232121123002311 |
5 | 2433103120101301 |
6 | 105144331145045 |
7 | 6331531534025 |
oct | 1235631330265 |
9 | 277035722262 |
10 | 89898987701 |
11 | 351426a9056 |
12 | 1550aba5185 |
13 | 8628c15aa3 |
14 | 44cb725a85 |
15 | 251257716b |
hex | 14ee65b0b5 |
89898987701 has 2 divisors, whose sum is σ = 89898987702. Its totient is φ = 89898987700.
The previous prime is 89898987671. The next prime is 89898987707. The reversal of 89898987701 is 10778989898.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 61876562500 + 28022425201 = 248750^2 + 167399^2 .
It is a cyclic number.
It is not a de Polignac number, because 89898987701 - 222 = 89894793397 is a prime.
It is a super-3 number, since 3×898989877013 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (89898987707) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44949493850 + 44949493851.
It is an arithmetic number, because the mean of its divisors is an integer number (44949493851).
Almost surely, 289898987701 is an apocalyptic number.
It is an amenable number.
89898987701 is a deficient number, since it is larger than the sum of its proper divisors (1).
89898987701 is an equidigital number, since it uses as much as digits as its factorization.
89898987701 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 146313216, while the sum is 74.
The spelling of 89898987701 in words is "eighty-nine billion, eight hundred ninety-eight million, nine hundred eighty-seven thousand, seven hundred one".
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