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53410161 = 372543341
BaseRepresentation
bin1100101110111…
…1100101110001
310201111111222010
43023233211301
5102133111121
65144433133
71215656520
oct313574561
9121444863
1053410161
112816a932
1215a787a9
13b0b065c
1471444b7
154a50376
hex32ef971

53410161 has 8 divisors (see below), whose sum is σ = 81386944. Its totient is φ = 30520080.

The previous prime is 53410157. The next prime is 53410169. The reversal of 53410161 is 16101435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53410161 - 22 = 53410157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 2543341 = 53410161 / (5 + 3 + 4 + 1 + 0 + 1 + 6 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53410169) 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, 1271650 + ... + 1271691.

It is an arithmetic number, because the mean of its divisors is an integer number (10173368).

Almost surely, 253410161 is an apocalyptic number.

It is an amenable number.

53410161 is a deficient number, since it is larger than the sum of its proper divisors (27976783).

53410161 is a wasteful number, since it uses less digits than its factorization.

53410161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543351.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 53410161 is about 7308.2255712314. The cubic root of 53410161 is about 376.5950688393.

Adding to 53410161 its reverse (16101435), we get a palindrome (69511596).

The spelling of 53410161 in words is "fifty-three million, four hundred ten thousand, one hundred sixty-one".

Divisors: 1 3 7 21 2543341 7630023 17803387 53410161