Base | Representation |
---|---|
bin | 111101100110010… |
… | …011101101011101 |
3 | 2200000121211011010 |
4 | 331212103231131 |
5 | 4104030434011 |
6 | 250314245433 |
7 | 34416125463 |
oct | 7546235535 |
9 | 2600554133 |
10 | 1033452381 |
11 | 4903a2085 |
12 | 24a126879 |
13 | 1361506b0 |
14 | 9b378833 |
15 | 60add1a6 |
hex | 3d993b5d |
1033452381 has 32 divisors (see below), whose sum is σ = 1539054720. Its totient is φ = 612460800.
The previous prime is 1033452379. The next prime is 1033452397. The reversal of 1033452381 is 1832543301.
It is not a de Polignac number, because 1033452381 - 21 = 1033452379 is a prime.
It is a super-2 number, since 2×10334523812 = 2136047647589138322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1033452311) 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 in 31 ways as a sum of consecutive naturals, for example, 554391 + ... + 556251.
It is an arithmetic number, because the mean of its divisors is an integer number (48095460).
Almost surely, 21033452381 is an apocalyptic number.
It is an amenable number.
1033452381 is a deficient number, since it is larger than the sum of its proper divisors (505602339).
1033452381 is a wasteful number, since it uses less digits than its factorization.
1033452381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2397.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 1033452381 is about 32147.3541835094. The cubic root of 1033452381 is about 1011.0287139844.
Adding to 1033452381 its reverse (1832543301), we get a palindrome (2865995682).
The spelling of 1033452381 in words is "one billion, thirty-three million, four hundred fifty-two thousand, three hundred eighty-one".
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