Base | Representation |
---|---|
bin | 1001101011100011… |
… | …01010101011111101 |
3 | 111102012102002012000 |
4 | 10311301222223331 |
5 | 41120434222040 |
6 | 2215413332513 |
7 | 242535204150 |
oct | 46561525375 |
9 | 14365362160 |
10 | 5197179645 |
11 | 2227743a99 |
12 | 1010637139 |
13 | 64a969238 |
14 | 37434bc97 |
15 | 206405130 |
hex | 135c6aafd |
5197179645 has 64 divisors (see below), whose sum is σ = 10601902080. Its totient is φ = 2366280000.
The previous prime is 5197179641. The next prime is 5197179671. The reversal of 5197179645 is 5469717915.
It is not a de Polignac number, because 5197179645 - 22 = 5197179641 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 5197179591 and 5197179600.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5197179641) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 226240 + ... + 248150.
It is an arithmetic number, because the mean of its divisors is an integer number (165654720).
Almost surely, 25197179645 is an apocalyptic number.
It is an amenable number.
5197179645 is an abundant number, since it is smaller than the sum of its proper divisors (5404722435).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5197179645 is a wasteful number, since it uses less digits than its factorization.
5197179645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22183 (or 22177 counting only the distinct ones).
The product of its digits is 2381400, while the sum is 54.
The square root of 5197179645 is about 72091.4672135337. The cubic root of 5197179645 is about 1732.1649358589.
The spelling of 5197179645 in words is "five billion, one hundred ninety-seven million, one hundred seventy-nine thousand, six hundred forty-five".
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