Base | Representation |
---|---|
bin | 111101001011100… |
… | …100010010100111 |
3 | 2122112102200021110 |
4 | 331023210102213 |
5 | 4100232124112 |
6 | 245504120103 |
7 | 34302421314 |
oct | 7513442247 |
9 | 2575380243 |
10 | 1026442407 |
11 | 487444411 |
12 | 247906033 |
13 | 134867a93 |
14 | 9a471d0b |
15 | 601a613c |
hex | 3d2e44a7 |
1026442407 has 8 divisors (see below), whose sum is σ = 1369966576. Its totient is φ = 683606592.
The previous prime is 1026442397. The next prime is 1026442433. The reversal of 1026442407 is 7042446201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1026442407 - 26 = 1026442343 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1026442477) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168598 + ... + 174579.
It is an arithmetic number, because the mean of its divisors is an integer number (171245822).
Almost surely, 21026442407 is an apocalyptic number.
1026442407 is a deficient number, since it is larger than the sum of its proper divisors (343524169).
1026442407 is an equidigital number, since it uses as much as digits as its factorization.
1026442407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 344177.
The product of its (nonzero) digits is 10752, while the sum is 30.
The square root of 1026442407 is about 32038.1398804612. The cubic root of 1026442407 is about 1008.7375682116.
Adding to 1026442407 its reverse (7042446201), we get a palindrome (8068888608).
The spelling of 1026442407 in words is "one billion, twenty-six million, four hundred forty-two thousand, four hundred seven".
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