Base | Representation |
---|---|
bin | 10010001010110… |
… | …01001001110101 |
3 | 101121210011102102 |
4 | 21011121021311 |
5 | 303004034233 |
6 | 23042351445 |
7 | 3530311133 |
oct | 1105311165 |
9 | 347704372 |
10 | 152408693 |
11 | 790379a8 |
12 | 4305b585 |
13 | 25763378 |
14 | 16354753 |
15 | d5a81e8 |
hex | 9159275 |
152408693 has 2 divisors, whose sum is σ = 152408694. Its totient is φ = 152408692.
The previous prime is 152408653. The next prime is 152408701. The reversal of 152408693 is 396804251.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 109348849 + 43059844 = 10457^2 + 6562^2 .
It is an emirp because it is prime and its reverse (396804251) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 152408693 - 26 = 152408629 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (152408653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76204346 + 76204347.
It is an arithmetic number, because the mean of its divisors is an integer number (76204347).
Almost surely, 2152408693 is an apocalyptic number.
It is an amenable number.
152408693 is a deficient number, since it is larger than the sum of its proper divisors (1).
152408693 is an equidigital number, since it uses as much as digits as its factorization.
152408693 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 51840, while the sum is 38.
The square root of 152408693 is about 12345.3915693266. The cubic root of 152408693 is about 534.1582161977.
The spelling of 152408693 in words is "one hundred fifty-two million, four hundred eight thousand, six hundred ninety-three".
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