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53450413 = 2313716963
BaseRepresentation
bin1100101111100…
…1011010101101
310201120120011221
43023321122231
5102140403123
65145343341
71216215052
oct313713255
9121516157
1053450413
11281980a5
1215a97b51
13b0c5a83
147155029
154a5c25d
hex32f96ad

53450413 has 8 divisors (see below), whose sum is σ = 56184768. Its totient is φ = 50750304.

The previous prime is 53450387. The next prime is 53450437. The reversal of 53450413 is 31405435.

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 53450413 - 29 = 53449901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53450113) 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, 5331 + ... + 11632.

It is an arithmetic number, because the mean of its divisors is an integer number (7023096).

Almost surely, 253450413 is an apocalyptic number.

It is an amenable number.

53450413 is a deficient number, since it is larger than the sum of its proper divisors (2734355).

53450413 is a wasteful number, since it uses less digits than its factorization.

53450413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17123.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 53450413 is about 7310.9789358197. The cubic root of 53450413 is about 376.6896507063.

Adding to 53450413 its reverse (31405435), we get a palindrome (84855848).

The spelling of 53450413 in words is "fifty-three million, four hundred fifty thousand, four hundred thirteen".

Divisors: 1 23 137 3151 16963 390149 2323931 53450413