Base | Representation |
---|---|
bin | 11001000110110… |
… | …000010010000110 |
3 | 1002100120020012011 |
4 | 121012300102012 |
5 | 1330311413110 |
6 | 105443444434 |
7 | 13303102225 |
oct | 3106602206 |
9 | 1070506164 |
10 | 421201030 |
11 | 1a6836628 |
12 | b908671a |
13 | 693555a3 |
14 | 3dd22cbc |
15 | 26ea048a |
hex | 191b0486 |
421201030 has 16 divisors (see below), whose sum is σ = 782619264. Its totient is φ = 163045440.
The previous prime is 421201019. The next prime is 421201057. The reversal of 421201030 is 30102124.
It is a self number, because there is not a number n which added to its sum of digits gives 421201030.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 679047 + ... + 679666.
It is an arithmetic number, because the mean of its divisors is an integer number (48913704).
Almost surely, 2421201030 is an apocalyptic number.
421201030 is a deficient number, since it is larger than the sum of its proper divisors (361418234).
421201030 is a wasteful number, since it uses less digits than its factorization.
421201030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1358751.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 421201030 is about 20523.1827453736. The cubic root of 421201030 is about 749.6003974986.
Adding to 421201030 its reverse (30102124), we get a palindrome (451303154).
The spelling of 421201030 in words is "four hundred twenty-one million, two hundred one thousand, thirty".
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