Base | Representation |
---|---|
bin | 101010010101001… |
… | …1111010110110110 |
3 | 10122222210001021122 |
4 | 1110222133112312 |
5 | 10402112042010 |
6 | 352540343542 |
7 | 50125260452 |
oct | 12452372666 |
9 | 3588701248 |
10 | 1420424630 |
11 | 66987a059 |
12 | 337844bb2 |
13 | 198380261 |
14 | d690b662 |
15 | 84a7b855 |
hex | 54a9f5b6 |
1420424630 has 16 divisors (see below), whose sum is σ = 2707162560. Its totient is φ = 534748032.
The previous prime is 1420424617. The next prime is 1420424653. The reversal of 1420424630 is 364240241.
It is a super-2 number, since 2×14204246302 = 4035212259021273800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1420424630.
It is a congruent 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, 4177550 + ... + 4177889.
It is an arithmetic number, because the mean of its divisors is an integer number (169197660).
Almost surely, 21420424630 is an apocalyptic number.
1420424630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1420424630 is a deficient number, since it is larger than the sum of its proper divisors (1286737930).
1420424630 is a wasteful number, since it uses less digits than its factorization.
1420424630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8355463.
The product of its (nonzero) digits is 4608, while the sum is 26.
The square root of 1420424630 is about 37688.5211967782. The cubic root of 1420424630 is about 1124.1028910636.
Adding to 1420424630 its reverse (364240241), we get a palindrome (1784664871).
The spelling of 1420424630 in words is "one billion, four hundred twenty million, four hundred twenty-four thousand, six hundred thirty".
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