Base | Representation |
---|---|
bin | 101010010110000… |
… | …1110101010010010 |
3 | 10200000122012122211 |
4 | 1110230032222102 |
5 | 10402221134110 |
6 | 352554222334 |
7 | 50132166556 |
oct | 12454165222 |
9 | 3600565584 |
10 | 1420880530 |
11 | 66a060633 |
12 | 337a249aa |
13 | 1984ac914 |
14 | d69c9866 |
15 | 84b1b98a |
hex | 54b0ea92 |
1420880530 has 16 divisors (see below), whose sum is σ = 2558304000. Its totient is φ = 568192432.
The previous prime is 1420880521. The next prime is 1420880561. The reversal of 1420880530 is 350880241.
It is a junction number, because it is equal to n+sod(n) for n = 1420880492 and 1420880501.
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, 21471 + ... + 57469.
It is an arithmetic number, because the mean of its divisors is an integer number (159894000).
Almost surely, 21420880530 is an apocalyptic number.
1420880530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1420880530 is a deficient number, since it is larger than the sum of its proper divisors (1137423470).
1420880530 is a wasteful number, since it uses less digits than its factorization.
1420880530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39953.
The product of its (nonzero) digits is 7680, while the sum is 31.
The square root of 1420880530 is about 37694.5689722008. The cubic root of 1420880530 is about 1124.2231423552.
The spelling of 1420880530 in words is "one billion, four hundred twenty million, eight hundred eighty thousand, five hundred thirty".
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