Base | Representation |
---|---|
bin | 111101001000110… |
… | …0101011010001001 |
3 | 12021222010102221211 |
4 | 1322101211122021 |
5 | 13200131230100 |
6 | 535321133121 |
7 | 101556603361 |
oct | 17221453211 |
9 | 5258112854 |
10 | 2051430025 |
11 | 962a84817 |
12 | 49302a1a1 |
13 | 269013628 |
14 | 1566459a1 |
15 | c01711ba |
hex | 7a465689 |
2051430025 has 24 divisors (see below), whose sum is σ = 2607771584. Its totient is φ = 1599998400.
The previous prime is 2051429959. The next prime is 2051430041. The reversal of 2051430025 is 5200341502.
It is not a de Polignac number, because 2051430025 - 219 = 2050905737 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2051429978 and 2051430005.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 709132 + ... + 712018.
Almost surely, 22051430025 is an apocalyptic number.
2051430025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2051430025 is a deficient number, since it is larger than the sum of its proper divisors (556341559).
2051430025 is a wasteful number, since it uses less digits than its factorization.
2051430025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3601 (or 3596 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 2051430025 is about 45292.7149219386. The cubic root of 2051430025 is about 1270.6294077755.
Adding to 2051430025 its reverse (5200341502), we get a palindrome (7251771527).
The spelling of 2051430025 in words is "two billion, fifty-one million, four hundred thirty thousand, twenty-five".
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