Base | Representation |
---|---|
bin | 1000111110111101001… |
… | …0111001000101000001 |
3 | 112202101010020022120201 |
4 | 2033233102321011001 |
5 | 10012041132443434 |
6 | 154522511005201 |
7 | 14102440064065 |
oct | 2175722710501 |
9 | 482333208521 |
10 | 154338562369 |
11 | 5a500105292 |
12 | 25ab3809801 |
13 | 11728381024 |
14 | 7681a75aa5 |
15 | 403492e614 |
hex | 23ef4b9141 |
154338562369 has 2 divisors, whose sum is σ = 154338562370. Its totient is φ = 154338562368.
The previous prime is 154338562349. The next prime is 154338562381. The reversal of 154338562369 is 963265833451.
154338562369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 146401890625 + 7936671744 = 382625^2 + 89088^2 .
It is a cyclic number.
It is not a de Polignac number, because 154338562369 - 215 = 154338529601 is a prime.
It is a super-2 number, since 2×1543385623692 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (154338562349) 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, 77169281184 + 77169281185.
It is an arithmetic number, because the mean of its divisors is an integer number (77169281185).
Almost surely, 2154338562369 is an apocalyptic number.
It is an amenable number.
154338562369 is a deficient number, since it is larger than the sum of its proper divisors (1).
154338562369 is an equidigital number, since it uses as much as digits as its factorization.
154338562369 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 13996800, while the sum is 55.
The spelling of 154338562369 in words is "one hundred fifty-four billion, three hundred thirty-eight million, five hundred sixty-two thousand, three hundred sixty-nine".
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