Base | Representation |
---|---|
bin | 111110101101001… |
… | …001001011001111 |
3 | 2201022120020010121 |
4 | 332231021023033 |
5 | 4123304141310 |
6 | 252220245411 |
7 | 35033014642 |
oct | 7655111317 |
9 | 2638506117 |
10 | 1052021455 |
11 | 49a925321 |
12 | 2543a0867 |
13 | 139c52704 |
14 | 9da0da59 |
15 | 6255a0da |
hex | 3eb492cf |
1052021455 has 16 divisors (see below), whose sum is σ = 1342704384. Its totient is φ = 788544000.
The previous prime is 1052021447. The next prime is 1052021461. The reversal of 1052021455 is 5541202501.
It is not a de Polignac number, because 1052021455 - 23 = 1052021447 is a prime.
It is a super-2 number, since 2×10520214552 = 2213498283560634050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8796 + ... + 46705.
It is an arithmetic number, because the mean of its divisors is an integer number (83919024).
Almost surely, 21052021455 is an apocalyptic number.
1052021455 is a deficient number, since it is larger than the sum of its proper divisors (290682929).
1052021455 is a wasteful number, since it uses less digits than its factorization.
1052021455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55746.
The product of its (nonzero) digits is 2000, while the sum is 25.
The square root of 1052021455 is about 32434.8802217613. The cubic root of 1052021455 is about 1017.0481924987.
Adding to 1052021455 its reverse (5541202501), we get a palindrome (6593223956).
The spelling of 1052021455 in words is "one billion, fifty-two million, twenty-one thousand, four hundred fifty-five".
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