Base | Representation |
---|---|
bin | 1100101011110… |
… | …1111111100011 |
3 | 10201010012022001 |
4 | 3022331333203 |
5 | 102110111021 |
6 | 5140224431 |
7 | 1214152324 |
oct | 312757743 |
9 | 121105261 |
10 | 53207011 |
11 | 28041240 |
12 | 1599b117 |
13 | b03c050 |
14 | 70d044b |
15 | 4a10091 |
hex | 32bdfe3 |
53207011 has 16 divisors (see below), whose sum is σ = 65802240. Its totient is φ = 42297120.
The previous prime is 53207009. The next prime is 53207017. The reversal of 53207011 is 11070235.
It is a cyclic number.
It is not a de Polignac number, because 53207011 - 21 = 53207009 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
53207011 is a modest number, since divided by 7011 gives 532 as remainder.
It is a self number, because there is not a number n which added to its sum of digits gives 53207011.
It is not an unprimeable number, because it can be changed into a prime (53207017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7075 + ... + 12508.
It is an arithmetic number, because the mean of its divisors is an integer number (4112640).
Almost surely, 253207011 is an apocalyptic number.
53207011 is a deficient number, since it is larger than the sum of its proper divisors (12595229).
53207011 is a wasteful number, since it uses less digits than its factorization.
53207011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19626.
The product of its (nonzero) digits is 210, while the sum is 19.
The square root of 53207011 is about 7294.3136071875. The cubic root of 53207011 is about 376.1169919443.
Adding to 53207011 its reverse (11070235), we get a palindrome (64277246).
The spelling of 53207011 in words is "fifty-three million, two hundred seven thousand, eleven".
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