Base | Representation |
---|---|
bin | 111110101101000… |
… | …100010101001101 |
3 | 2201022112012220201 |
4 | 332231010111031 |
5 | 4123303022423 |
6 | 252220013501 |
7 | 35032603045 |
oct | 7655042515 |
9 | 2638465821 |
10 | 1052001613 |
11 | 49a911423 |
12 | 254391291 |
13 | 139c46680 |
14 | 9da06725 |
15 | 625542ad |
hex | 3eb4454d |
1052001613 has 8 divisors (see below), whose sum is σ = 1148445368. Its totient is φ = 957775104.
The previous prime is 1052001581. The next prime is 1052001641. The reversal of 1052001613 is 3161002501.
It can be written as a sum of positive squares in 4 ways, for example, as 32285124 + 1019716489 = 5682^2 + 31933^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1052001613 - 25 = 1052001581 is a prime.
It is a super-2 number, since 2×10520016132 = 2213414787509203538, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1052001653) 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, 553320 + ... + 555217.
It is an arithmetic number, because the mean of its divisors is an integer number (143555671).
Almost surely, 21052001613 is an apocalyptic number.
1052001613 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1052001613 is a deficient number, since it is larger than the sum of its proper divisors (96443755).
1052001613 is a wasteful number, since it uses less digits than its factorization.
1052001613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1108623.
The product of its (nonzero) digits is 180, while the sum is 19.
The square root of 1052001613 is about 32434.5743459044. The cubic root of 1052001613 is about 1017.0417983335.
The spelling of 1052001613 in words is "one billion, fifty-two million, one thousand, six hundred thirteen".
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