Base | Representation |
---|---|
bin | 111100110011010… |
… | …010000111110010 |
3 | 2122002110020221020 |
4 | 330303102013302 |
5 | 4042114422110 |
6 | 245115440310 |
7 | 34164336024 |
oct | 7463220762 |
9 | 2562406836 |
10 | 1020076530 |
11 | 483896660 |
12 | 245756096 |
13 | 1334493a5 |
14 | 99696014 |
15 | 5e849d70 |
hex | 3ccd21f2 |
1020076530 has 64 divisors (see below), whose sum is σ = 2732894208. Its totient is φ = 241536960.
The previous prime is 1020076513. The next prime is 1020076549. The reversal of 1020076530 is 356700201.
It is a super-2 number, since 2×10200765302 = 2081112254113681800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1020076530.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21754 + ... + 50133.
It is an arithmetic number, because the mean of its divisors is an integer number (42701472).
Almost surely, 21020076530 is an apocalyptic number.
1020076530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1020076530 is an abundant number, since it is smaller than the sum of its proper divisors (1712817678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020076530 is a wasteful number, since it uses less digits than its factorization.
1020076530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71951.
The product of its (nonzero) digits is 1260, while the sum is 24.
The square root of 1020076530 is about 31938.6369464948. The cubic root of 1020076530 is about 1006.6478843671.
Adding to 1020076530 its reverse (356700201), we get a palindrome (1376776731).
The spelling of 1020076530 in words is "one billion, twenty million, seventy-six thousand, five hundred thirty".
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