Base | Representation |
---|---|
bin | 1000010101111110… |
… | …1100111010000001 |
3 | 12210002100112112220 |
4 | 2011133230322001 |
5 | 14041324231004 |
6 | 1010124041253 |
7 | 106333652451 |
oct | 20537547201 |
9 | 5702315486 |
10 | 2239680129 |
11 | a4a271915 |
12 | 526093229 |
13 | 29901571b |
14 | 173649d61 |
15 | d1958dd9 |
hex | 857ece81 |
2239680129 has 8 divisors (see below), whose sum is σ = 2995661760. Its totient is φ = 1488409296.
The previous prime is 2239680127. The next prime is 2239680133. The reversal of 2239680129 is 9210869322.
2239680129 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2239680129 - 21 = 2239680127 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2239680127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176589 + ... + 1178490.
It is an arithmetic number, because the mean of its divisors is an integer number (374457720).
Almost surely, 22239680129 is an apocalyptic number.
It is an amenable number.
2239680129 is a deficient number, since it is larger than the sum of its proper divisors (755981631).
2239680129 is a wasteful number, since it uses less digits than its factorization.
2239680129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2355399.
The product of its (nonzero) digits is 93312, while the sum is 42.
The square root of 2239680129 is about 47325.2588899416. The cubic root of 2239680129 is about 1308.3642402028.
The spelling of 2239680129 in words is "two billion, two hundred thirty-nine million, six hundred eighty thousand, one hundred twenty-nine".
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