Base | Representation |
---|---|
bin | 111101000001001… |
… | …0100110111101001 |
3 | 12021200121020010020 |
4 | 1322002110313221 |
5 | 13143120230441 |
6 | 535055311053 |
7 | 101510604012 |
oct | 17202246751 |
9 | 5250536106 |
10 | 2047430121 |
11 | 9607a2610 |
12 | 49181b489 |
13 | 268242b19 |
14 | 155cc4009 |
15 | beb30e66 |
hex | 7a094de9 |
2047430121 has 32 divisors (see below), whose sum is σ = 3098953728. Its totient is φ = 1191503040.
The previous prime is 2047430117. The next prime is 2047430129. The reversal of 2047430121 is 1210347402.
It is a happy number.
It is not a de Polignac number, because 2047430121 - 22 = 2047430117 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2047430091 and 2047430100.
It is not an unprimeable number, because it can be changed into a prime (2047430129) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69750 + ... + 94656.
It is an arithmetic number, because the mean of its divisors is an integer number (96842304).
Almost surely, 22047430121 is an apocalyptic number.
It is an amenable number.
2047430121 is a deficient number, since it is larger than the sum of its proper divisors (1051523607).
2047430121 is a wasteful number, since it uses less digits than its factorization.
2047430121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25021.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 2047430121 is about 45248.5372249756. The cubic root of 2047430121 is about 1269.8030407354.
Adding to 2047430121 its reverse (1210347402), we get a palindrome (3257777523).
The spelling of 2047430121 in words is "two billion, forty-seven million, four hundred thirty thousand, one hundred twenty-one".
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