Base | Representation |
---|---|
bin | 101111111011010… |
… | …0101000110010100 |
3 | 11011002000010211012 |
4 | 1133312211012110 |
5 | 11243141041002 |
6 | 423324031352 |
7 | 54564664202 |
oct | 13766450624 |
9 | 4132003735 |
10 | 1608143252 |
11 | 755833911 |
12 | 38a692558 |
13 | 1c8227471 |
14 | 113814072 |
15 | 962abd52 |
hex | 5fda5194 |
1608143252 has 12 divisors (see below), whose sum is σ = 2827589856. Its totient is φ = 800260440.
The previous prime is 1608143239. The next prime is 1608143263. The reversal of 1608143252 is 2523418061.
It is a super-2 number, since 2×16081432522 = 5172249437906271008, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951848 + ... + 953535.
It is an arithmetic number, because the mean of its divisors is an integer number (235632488).
Almost surely, 21608143252 is an apocalyptic number.
It is an amenable number.
1608143252 is a deficient number, since it is larger than the sum of its proper divisors (1219446604).
1608143252 is a wasteful number, since it uses less digits than its factorization.
1608143252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1905598 (or 1905596 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 32.
The square root of 1608143252 is about 40101.6614618397. The cubic root of 1608143252 is about 1171.5879895756.
The spelling of 1608143252 in words is "one billion, six hundred eight million, one hundred forty-three thousand, two hundred fifty-two".
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