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53076445 = 510615289
BaseRepresentation
bin1100101001111…
…0000111011101
310200212120012021
43022132013131
5102041421240
65133340141
71213066552
oct312360735
9120776167
1053076445
1127a62134
1215937651
13acc47a6
147098a29
1549d654a
hex329e1dd

53076445 has 4 divisors (see below), whose sum is σ = 63691740. Its totient is φ = 42461152.

The previous prime is 53076421. The next prime is 53076461. The reversal of 53076445 is 54467035.

It is a happy number.

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 38415204 + 14661241 = 6198^2 + 3829^2 .

It is a cyclic number.

It is not a de Polignac number, because 53076445 - 29 = 53075933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53076445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5307640 + ... + 5307649.

It is an arithmetic number, because the mean of its divisors is an integer number (15922935).

Almost surely, 253076445 is an apocalyptic number.

It is an amenable number.

53076445 is a deficient number, since it is larger than the sum of its proper divisors (10615295).

53076445 is a wasteful number, since it uses less digits than its factorization.

53076445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10615294.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 53076445 is about 7285.3582616094. The cubic root of 53076445 is about 375.8090856848.

The spelling of 53076445 in words is "fifty-three million, seventy-six thousand, four hundred forty-five".

Divisors: 1 5 10615289 53076445