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53042461 = 477611483
BaseRepresentation
bin1100101001010…
…1110100011101
310200210211120121
43022111310131
5102034324321
65132514541
71212565513
oct312256435
9120724517
1053042461
1127a3964a
121591ba51
13acb2194
14708a4b3
1549cb441
hex3295d1d

53042461 has 8 divisors (see below), whose sum is σ = 54278784. Its totient is φ = 51810720.

The previous prime is 53042459. The next prime is 53042503. The reversal of 53042461 is 16424035.

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 53042461 - 21 = 53042459 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 (53042401) 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, 35026 + ... + 36508.

It is an arithmetic number, because the mean of its divisors is an integer number (6784848).

Almost surely, 253042461 is an apocalyptic number.

It is an amenable number.

53042461 is a deficient number, since it is larger than the sum of its proper divisors (1236323).

53042461 is a wasteful number, since it uses less digits than its factorization.

53042461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 53042461 is about 7283.0255388815. The cubic root of 53042461 is about 375.7288603749.

Adding to 53042461 its reverse (16424035), we get a palindrome (69466496).

The spelling of 53042461 in words is "fifty-three million, forty-two thousand, four hundred sixty-one".

Divisors: 1 47 761 1483 35767 69701 1128563 53042461