Base | Representation |
---|---|
bin | 110001011111110111… |
… | …100101101001101001 |
3 | 12002011222100220122202 |
4 | 301133313211221221 |
5 | 1332321342441314 |
6 | 40225454225545 |
7 | 3561025450442 |
oct | 613767455151 |
9 | 162158326582 |
10 | 53148015209 |
11 | 205a373a513 |
12 | a3731b52b5 |
13 | 5020009913 |
14 | 28028662c9 |
15 | 15b0e250de |
hex | c5fde5a69 |
53148015209 has 8 divisors (see below), whose sum is σ = 53561410752. Its totient is φ = 52735685040.
The previous prime is 53148015199. The next prime is 53148015211. The reversal of 53148015209 is 90251084135.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 53148015209 - 212 = 53148011113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53148015269) 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, 166037 + ... + 365874.
It is an arithmetic number, because the mean of its divisors is an integer number (6695176344).
Almost surely, 253148015209 is an apocalyptic number.
It is an amenable number.
53148015209 is a deficient number, since it is larger than the sum of its proper divisors (413395543).
53148015209 is a wasteful number, since it uses less digits than its factorization.
53148015209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 532687.
The product of its (nonzero) digits is 43200, while the sum is 38.
The spelling of 53148015209 in words is "fifty-three billion, one hundred forty-eight million, fifteen thousand, two hundred nine".
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