Base | Representation |
---|---|
bin | 111110111001110… |
… | …100101101011100 |
3 | 2201112211002212101 |
4 | 332321310231130 |
5 | 4130132024000 |
6 | 252415414444 |
7 | 35103201016 |
oct | 7671645534 |
9 | 2645732771 |
10 | 1055345500 |
11 | 4a1795770 |
12 | 255524424 |
13 | 13a8476c1 |
14 | a02371b6 |
15 | 629b4e6a |
hex | 3ee74b5c |
1055345500 has 96 divisors (see below), whose sum is σ = 2647008000. Its totient is φ = 363528000.
The previous prime is 1055345483. The next prime is 1055345503. The reversal of 1055345500 is 55435501.
It is a super-2 number, since 2×10553455002 = 2227508248740500000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1055345503) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99451 + ... + 109549.
It is an arithmetic number, because the mean of its divisors is an integer number (27573000).
Almost surely, 21055345500 is an apocalyptic number.
1055345500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1055345500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1323504000).
1055345500 is an abundant number, since it is smaller than the sum of its proper divisors (1591662500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1055345500 is a wasteful number, since it uses less digits than its factorization.
1055345500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10148 (or 10136 counting only the distinct ones).
The product of its (nonzero) digits is 7500, while the sum is 28.
The square root of 1055345500 is about 32486.0816350633. The cubic root of 1055345500 is about 1018.1182465769.
Subtracting from 1055345500 its reverse (55435501), we obtain a palindrome (999909999).
The spelling of 1055345500 in words is "one billion, fifty-five million, three hundred forty-five thousand, five hundred".
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