Base | Representation |
---|---|
bin | 111110101101010… |
… | …000011110010001 |
3 | 2201022121202010122 |
4 | 332231100132101 |
5 | 4123311120340 |
6 | 252221040025 |
7 | 35033201042 |
oct | 7655203621 |
9 | 2638552118 |
10 | 1052051345 |
11 | 49a945824 |
12 | 2543b6015 |
13 | 139c631b7 |
14 | 9da1a8c9 |
15 | 62563db5 |
hex | 3eb50791 |
1052051345 has 8 divisors (see below), whose sum is σ = 1267375464. Its totient is φ = 838365184.
The previous prime is 1052051339. The next prime is 1052051411. The reversal of 1052051345 is 5431502501.
It can be written as a sum of positive squares in 4 ways, for example, as 444872464 + 607178881 = 21092^2 + 24641^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1052051345 - 26 = 1052051281 is a prime.
It is a super-2 number, since 2×10520513452 = 2213624065032618050, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408074 + ... + 410643.
It is an arithmetic number, because the mean of its divisors is an integer number (158421933).
Almost surely, 21052051345 is an apocalyptic number.
It is an amenable number.
1052051345 is a deficient number, since it is larger than the sum of its proper divisors (215324119).
1052051345 is an equidigital number, since it uses as much as digits as its factorization.
1052051345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 818979.
The product of its (nonzero) digits is 3000, while the sum is 26.
The square root of 1052051345 is about 32435.3409878793. The cubic root of 1052051345 is about 1017.0578245211.
Adding to 1052051345 its reverse (5431502501), we get a palindrome (6483553846).
The spelling of 1052051345 in words is "one billion, fifty-two million, fifty-one thousand, three hundred forty-five".
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