Base | Representation |
---|---|
bin | 111101111111110… |
… | …001101110101101 |
3 | 2200111012000200010 |
4 | 331333301232231 |
5 | 4112233111231 |
6 | 251113323433 |
7 | 34526643615 |
oct | 7577615655 |
9 | 2614160603 |
10 | 1040128941 |
11 | 4941422a5 |
12 | 250406579 |
13 | 13764a617 |
14 | 9c1d5a45 |
15 | 614ab546 |
hex | 3dff1bad |
1040128941 has 16 divisors (see below), whose sum is σ = 1454632704. Its totient is φ = 660320064.
The previous prime is 1040128937. The next prime is 1040128949. The reversal of 1040128941 is 1498210401.
It is not a de Polignac number, because 1040128941 - 22 = 1040128937 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1040128899 and 1040128908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1040128949) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94470 + ... + 104903.
It is an arithmetic number, because the mean of its divisors is an integer number (90914544).
Almost surely, 21040128941 is an apocalyptic number.
It is an amenable number.
1040128941 is a deficient number, since it is larger than the sum of its proper divisors (414503763).
1040128941 is a wasteful number, since it uses less digits than its factorization.
1040128941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199460.
The product of its (nonzero) digits is 2304, while the sum is 30.
The square root of 1040128941 is about 32251.0300765727. The cubic root of 1040128941 is about 1013.2012731754.
The spelling of 1040128941 in words is "one billion, forty million, one hundred twenty-eight thousand, nine hundred forty-one".
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