Base | Representation |
---|---|
bin | 10010001101111… |
… | …11001000101001 |
3 | 101122120101102101 |
4 | 21012333020221 |
5 | 303110421114 |
6 | 23055333401 |
7 | 3534001021 |
oct | 1106771051 |
9 | 348511371 |
10 | 152826409 |
11 | 792a281a |
12 | 43221261 |
13 | 2587b538 |
14 | 16422a81 |
15 | d63bd74 |
hex | 91bf229 |
152826409 has 2 divisors, whose sum is σ = 152826410. Its totient is φ = 152826408.
The previous prime is 152826403. The next prime is 152826419. The reversal of 152826409 is 904628251.
152826409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 140067225 + 12759184 = 11835^2 + 3572^2 .
It is a cyclic number.
It is not a de Polignac number, because 152826409 - 211 = 152824361 is a prime.
It is a super-2 number, since 2×1528264092 = 46711822575670562, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (152826403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76413204 + 76413205.
It is an arithmetic number, because the mean of its divisors is an integer number (76413205).
Almost surely, 2152826409 is an apocalyptic number.
It is an amenable number.
152826409 is a deficient number, since it is larger than the sum of its proper divisors (1).
152826409 is an equidigital number, since it uses as much as digits as its factorization.
152826409 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 152826409 is about 12362.2978851021. The cubic root of 152826409 is about 534.6457712782.
The spelling of 152826409 in words is "one hundred fifty-two million, eight hundred twenty-six thousand, four hundred nine".
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