Base | Representation |
---|---|
bin | 11001001000010… |
… | …100111010101110 |
3 | 1002101100011121211 |
4 | 121020110322232 |
5 | 1330413110410 |
6 | 105500345034 |
7 | 13306440043 |
oct | 3110247256 |
9 | 1071304554 |
10 | 421613230 |
11 | 1a6a98295 |
12 | b924517a |
13 | 6946b0ac |
14 | 3ddcd1ca |
15 | 2703268a |
hex | 19214eae |
421613230 has 32 divisors (see below), whose sum is σ = 833587200. Its totient is φ = 152821152.
The previous prime is 421613221. The next prime is 421613239. The reversal of 421613230 is 32316124.
It is an interprime number because it is at equal distance from previous prime (421613221) and next prime (421613239).
It is a super-2 number, since 2×4216132302 = 355515431422065800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (421613239) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43870 + ... + 52609.
It is an arithmetic number, because the mean of its divisors is an integer number (26049600).
Almost surely, 2421613230 is an apocalyptic number.
421613230 is a deficient number, since it is larger than the sum of its proper divisors (411973970).
421613230 is a wasteful number, since it uses less digits than its factorization.
421613230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96528.
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 421613230 is about 20533.2225916927. Note that the first 3 decimals coincide. The cubic root of 421613230 is about 749.8448449418.
Adding to 421613230 its reverse (32316124), we get a palindrome (453929354).
The spelling of 421613230 in words is "four hundred twenty-one million, six hundred thirteen thousand, two hundred thirty".
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