Base | Representation |
---|---|
bin | 111101011110011… |
… | …110101111111001 |
3 | 2122212202120102100 |
4 | 331132132233321 |
5 | 4103014303231 |
6 | 250202254013 |
7 | 34362521241 |
oct | 7536365771 |
9 | 2585676370 |
10 | 1031400441 |
11 | 48a220465 |
12 | 2494b7309 |
13 | 1358b2726 |
14 | 9ada2b21 |
15 | 608351e6 |
hex | 3d79ebf9 |
1031400441 has 24 divisors (see below), whose sum is σ = 1509300000. Its totient is φ = 678629952.
The previous prime is 1031400347. The next prime is 1031400481. The reversal of 1031400441 is 1440041301.
It is not a de Polignac number, because 1031400441 - 211 = 1031398393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1031400481) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 687310 + ... + 688808.
It is an arithmetic number, because the mean of its divisors is an integer number (62887500).
Almost surely, 21031400441 is an apocalyptic number.
It is an amenable number.
1031400441 is a deficient number, since it is larger than the sum of its proper divisors (477899559).
1031400441 is a wasteful number, since it uses less digits than its factorization.
1031400441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2453 (or 2450 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1031400441 is about 32115.4237244350. The cubic root of 1031400441 is about 1010.3591315094.
Adding to 1031400441 its reverse (1440041301), we get a palindrome (2471441742).
The spelling of 1031400441 in words is "one billion, thirty-one million, four hundred thousand, four hundred forty-one".
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