Base | Representation |
---|---|
bin | 111011111011000… |
… | …001111010100000 |
3 | 2121001201001121102 |
4 | 323323001322200 |
5 | 4024331030310 |
6 | 243431413532 |
7 | 33625110326 |
oct | 7373017240 |
9 | 2531631542 |
10 | 1005330080 |
11 | 476534407 |
12 | 2408242a8 |
13 | 130385291 |
14 | 97737d16 |
15 | 5d3d58a5 |
hex | 3bec1ea0 |
1005330080 has 48 divisors (see below), whose sum is σ = 2377294920. Its totient is φ = 401759232.
The previous prime is 1005330077. The next prime is 1005330083. The reversal of 1005330080 is 800335001.
It is an interprime number because it is at equal distance from previous prime (1005330077) and next prime (1005330083).
It can be written as a sum of positive squares in 4 ways, for example, as 553002256 + 452327824 = 23516^2 + 21268^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (1005330083) 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, 226442 + ... + 230838.
Almost surely, 21005330080 is an apocalyptic number.
1005330080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1005330080 is an abundant number, since it is smaller than the sum of its proper divisors (1371964840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1005330080 is a wasteful number, since it uses less digits than its factorization.
1005330080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5841 (or 5833 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 1005330080 is about 31706.9405651192. The cubic root of 1005330080 is about 1001.7735460083.
Adding to 1005330080 its reverse (800335001), we get a palindrome (1805665081).
The spelling of 1005330080 in words is "one billion, five million, three hundred thirty thousand, eighty".
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