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53092661 = 79672059
BaseRepresentation
bin1100101010001…
…0000100110101
310200220101102212
43022202010311
5102042431121
65133543205
71213165046
oct312420465
9120811385
1053092661
1127a73336
1215944b05
13accbc9b
1470a08cd
1549db25b
hex32a2135

53092661 has 4 divisors (see below), whose sum is σ = 53764800. Its totient is φ = 52420524.

The previous prime is 53092643. The next prime is 53092667. The reversal of 53092661 is 16629035.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53092661 - 214 = 53076277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53092667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335951 + ... + 336108.

It is an arithmetic number, because the mean of its divisors is an integer number (13441200).

Almost surely, 253092661 is an apocalyptic number.

It is an amenable number.

53092661 is a deficient number, since it is larger than the sum of its proper divisors (672139).

53092661 is an equidigital number, since it uses as much as digits as its factorization.

53092661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672138.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 53092661 is about 7286.4710937463. The cubic root of 53092661 is about 375.8473543845.

The spelling of 53092661 in words is "fifty-three million, ninety-two thousand, six hundred sixty-one".

Divisors: 1 79 672059 53092661