Base | Representation |
---|---|
bin | 11001000110000… |
… | …011100111000010 |
3 | 1002100012221012010 |
4 | 121012003213002 |
5 | 1330240034200 |
6 | 105435513350 |
7 | 13301410605 |
oct | 3106034702 |
9 | 1070187163 |
10 | 421018050 |
11 | 1a6721102 |
12 | b8bb8856 |
13 | 692c020b |
14 | 3dcb633c |
15 | 26e66150 |
hex | 191839c2 |
421018050 has 24 divisors (see below), whose sum is σ = 1044125136. Its totient is φ = 112271440.
The previous prime is 421018009. The next prime is 421018063. The reversal of 421018050 is 50810124.
It is a super-3 number, since 3×4210180503 (a number of 27 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1403244 + ... + 1403543.
It is an arithmetic number, because the mean of its divisors is an integer number (43505214).
Almost surely, 2421018050 is an apocalyptic number.
421018050 is an abundant number, since it is smaller than the sum of its proper divisors (623107086).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
421018050 is a wasteful number, since it uses less digits than its factorization.
421018050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2806802 (or 2806797 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 21.
The square root of 421018050 is about 20518.7243755551. The cubic root of 421018050 is about 749.4918335447.
Adding to 421018050 its reverse (50810124), we get a palindrome (471828174).
The spelling of 421018050 in words is "four hundred twenty-one million, eighteen thousand, fifty".
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