Base | Representation |
---|---|
bin | 1100101001010… |
… | …0101011001001 |
3 | 10200210121010211 |
4 | 3022110223021 |
5 | 102034202034 |
6 | 5132441121 |
7 | 1212546031 |
oct | 312245311 |
9 | 120717124 |
10 | 53037769 |
11 | 27a36074 |
12 | 159191a1 |
13 | acaccc5 |
14 | 70888c1 |
15 | 49c9d64 |
hex | 3294ac9 |
53037769 has 4 divisors (see below), whose sum is σ = 53425044. Its totient is φ = 52650496.
The previous prime is 53037767. The next prime is 53037779. The reversal of 53037769 is 96773035.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 14137600 + 38900169 = 3760^2 + 6237^2 .
It is a cyclic number.
It is not a de Polignac number, because 53037769 - 21 = 53037767 is a prime.
It is a super-3 number, since 3×530377693 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53037763) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193432 + ... + 193705.
It is an arithmetic number, because the mean of its divisors is an integer number (13356261).
Almost surely, 253037769 is an apocalyptic number.
It is an amenable number.
53037769 is a deficient number, since it is larger than the sum of its proper divisors (387275).
53037769 is a wasteful number, since it uses less digits than its factorization.
53037769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 387274.
The product of its (nonzero) digits is 119070, while the sum is 40.
The square root of 53037769 is about 7282.7034128818. The cubic root of 53037769 is about 375.7177813779.
The spelling of 53037769 in words is "fifty-three million, thirty-seven thousand, seven hundred sixty-nine".
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