Base | Representation |
---|---|
bin | 1100110100010… |
… | …1000001001001 |
3 | 10202011021221211 |
4 | 3031011001021 |
5 | 102230310243 |
6 | 5200133121 |
7 | 1221644623 |
oct | 315050111 |
9 | 122137854 |
10 | 53760073 |
11 | 28389814 |
12 | 160071a1 |
13 | b1a39c3 |
14 | 71d5c13 |
15 | 4abdd9d |
hex | 3345049 |
53760073 has 4 divisors (see below), whose sum is σ = 54774468. Its totient is φ = 52745680.
The previous prime is 53760067. The next prime is 53760079. The reversal of 53760073 is 37006735.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37006735 = 5 ⋅7401347.
It is an interprime number because it is at equal distance from previous prime (53760067) and next prime (53760079).
It can be written as a sum of positive squares in 2 ways, for example, as 39037504 + 14722569 = 6248^2 + 3837^2 .
It is a cyclic number.
It is not a de Polignac number, because 53760073 - 213 = 53751881 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53760079) 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, 507118 + ... + 507223.
It is an arithmetic number, because the mean of its divisors is an integer number (13693617).
Almost surely, 253760073 is an apocalyptic number.
53760073 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
It is an amenable number.
53760073 is a deficient number, since it is larger than the sum of its proper divisors (1014395).
53760073 is a wasteful number, since it uses less digits than its factorization.
53760073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1014394.
The product of its (nonzero) digits is 13230, while the sum is 31.
The square root of 53760073 is about 7332.1260900233. The cubic root of 53760073 is about 377.4156892544.
The spelling of 53760073 in words is "fifty-three million, seven hundred sixty thousand, seventy-three".
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