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53830609 = 761126067
BaseRepresentation
bin1100110101011…
…0001111010001
310202021212201021
43031112033101
5102240034414
65201435441
71222360360
oct315261721
9122255637
1053830609
1128427808
121603bb81
13b1c9b41
1472137d7
154ad4c24
hex33563d1

53830609 has 8 divisors (see below), whose sum is σ = 62529728. Its totient is φ = 45383760.

The previous prime is 53830573. The next prime is 53830643. The reversal of 53830609 is 90603835.

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 53830609 - 27 = 53830481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53830009) 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, 62607 + ... + 63460.

It is an arithmetic number, because the mean of its divisors is an integer number (7816216).

Almost surely, 253830609 is an apocalyptic number.

It is an amenable number.

53830609 is a deficient number, since it is larger than the sum of its proper divisors (8699119).

53830609 is a wasteful number, since it uses less digits than its factorization.

53830609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126135.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 53830609 is about 7336.9345778738. The cubic root of 53830609 is about 377.5806800935.

The spelling of 53830609 in words is "fifty-three million, eight hundred thirty thousand, six hundred nine".

Divisors: 1 7 61 427 126067 882469 7690087 53830609