Base | Representation |
---|---|
bin | 101010010100111… |
… | …0011110010000010 |
3 | 10122222102222110010 |
4 | 1110221303302002 |
5 | 10402040334041 |
6 | 352532445350 |
7 | 50123615214 |
oct | 12451636202 |
9 | 3588388403 |
10 | 1420246146 |
11 | 669767a50 |
12 | 337779856 |
13 | 198319c47 |
14 | d68a25b4 |
15 | 84a43a16 |
hex | 54a73c82 |
1420246146 has 16 divisors (see below), whose sum is σ = 3098719008. Its totient is φ = 430377600.
The previous prime is 1420246133. The next prime is 1420246151. The reversal of 1420246146 is 6416420241.
It is a happy number.
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, 10759375 + ... + 10759506.
It is an arithmetic number, because the mean of its divisors is an integer number (193669938).
Almost surely, 21420246146 is an apocalyptic number.
1420246146 is an abundant number, since it is smaller than the sum of its proper divisors (1678472862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1420246146 is a wasteful number, since it uses less digits than its factorization.
1420246146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21518897.
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 1420246146 is about 37686.1532396184. The cubic root of 1420246146 is about 1124.0558058985.
Adding to 1420246146 its reverse (6416420241), we get a palindrome (7836666387).
The spelling of 1420246146 in words is "one billion, four hundred twenty million, two hundred forty-six thousand, one hundred forty-six".
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