Base | Representation |
---|---|
bin | 110000100101001… |
… | …1010100001101111 |
3 | 11012121100200022120 |
4 | 1201022122201233 |
5 | 11314302320142 |
6 | 425431044023 |
7 | 55252535403 |
oct | 14112324157 |
9 | 4177320276 |
10 | 1630120047 |
11 | 767184356 |
12 | 395b10613 |
13 | 1cc95059a |
14 | 1166d5103 |
15 | 9819d7ec |
hex | 6129a86f |
1630120047 has 16 divisors (see below), whose sum is σ = 2202662400. Its totient is φ = 1072260000.
The previous prime is 1630120043. The next prime is 1630120061. The reversal of 1630120047 is 7400210361.
It is not a de Polignac number, because 1630120047 - 22 = 1630120043 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1630119999 and 1630120026.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1630120043) 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, 55422 + ... + 79572.
It is an arithmetic number, because the mean of its divisors is an integer number (137666400).
Almost surely, 21630120047 is an apocalyptic number.
1630120047 is a deficient number, since it is larger than the sum of its proper divisors (572542353).
1630120047 is a wasteful number, since it uses less digits than its factorization.
1630120047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24454.
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 1630120047 is about 40374.7451632825. The cubic root of 1630120047 is about 1176.9008127943.
The spelling of 1630120047 in words is "one billion, six hundred thirty million, one hundred twenty thousand, forty-seven".
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