Base | Representation |
---|---|
bin | 110000100101011… |
… | …1101000010101110 |
3 | 11012121121212020200 |
4 | 1201022331002232 |
5 | 11314321331142 |
6 | 425434054330 |
7 | 55253664516 |
oct | 14112750256 |
9 | 4177555220 |
10 | 1630261422 |
11 | 767270599 |
12 | 395b7a3a6 |
13 | 1cc99ca3a |
14 | 116730846 |
15 | 981ca64c |
hex | 612bd0ae |
1630261422 has 12 divisors (see below), whose sum is σ = 3532233120. Its totient is φ = 543420468.
The previous prime is 1630261363. The next prime is 1630261441. The reversal of 1630261422 is 2241620361.
1630261422 is a `hidden beast` number, since 1 + 630 + 2 + 6 + 1 + 4 + 22 = 666.
It is a super-2 number, since 2×16302614222 = 5315504608122924168, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45285022 + ... + 45285057.
It is an arithmetic number, because the mean of its divisors is an integer number (294352760).
Almost surely, 21630261422 is an apocalyptic number.
1630261422 is an abundant number, since it is smaller than the sum of its proper divisors (1901971698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1630261422 is a wasteful number, since it uses less digits than its factorization.
1630261422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90570087 (or 90570084 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 1630261422 is about 40376.4959103684. The cubic root of 1630261422 is about 1176.9348347350.
Adding to 1630261422 its reverse (2241620361), we get a palindrome (3871881783).
The spelling of 1630261422 in words is "one billion, six hundred thirty million, two hundred sixty-one thousand, four hundred twenty-two".
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