Base | Representation |
---|---|
bin | 10000001101110… |
… | …01000110101001 |
3 | 100110221202112001 |
4 | 20012321012221 |
5 | 234310240424 |
6 | 21255251001 |
7 | 3241121566 |
oct | 1006710651 |
9 | 313852461 |
10 | 136024489 |
11 | 6a867237 |
12 | 39679a61 |
13 | 22247983 |
14 | 140cb86d |
15 | be1d844 |
hex | 81b91a9 |
136024489 has 2 divisors, whose sum is σ = 136024490. Its totient is φ = 136024488.
The previous prime is 136024487. The next prime is 136024547. The reversal of 136024489 is 984420631.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 69438889 + 66585600 = 8333^2 + 8160^2 .
It is a cyclic number.
It is not a de Polignac number, because 136024489 - 21 = 136024487 is a prime.
It is a super-2 number, since 2×1360244892 = 37005323215422242, which contains 22 as substring.
Together with 136024487, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (136024481) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68012244 + 68012245.
It is an arithmetic number, because the mean of its divisors is an integer number (68012245).
Almost surely, 2136024489 is an apocalyptic number.
It is an amenable number.
136024489 is a deficient number, since it is larger than the sum of its proper divisors (1).
136024489 is an equidigital number, since it uses as much as digits as its factorization.
136024489 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 136024489 is about 11662.9536996423. The cubic root of 136024489 is about 514.2871830021.
The spelling of 136024489 in words is "one hundred thirty-six million, twenty-four thousand, four hundred eighty-nine".
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