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52134453 = 3276411291
BaseRepresentation
bin1100011011100…
…0001000110101
310122002201000200
43012320020311
5101321300303
65101231113
71202064330
oct306701065
9118081020
1052134453
1127479428
1215562499
13aa54ab7
146cd1617
15489c3a3
hex31b8235

52134453 has 24 divisors (see below), whose sum is σ = 86264256. Its totient is φ = 29721600.

The previous prime is 52134413. The next prime is 52134469. The reversal of 52134453 is 35443125.

52134453 is a `hidden beast` number, since 5 + 213 + 445 + 3 = 666.

It is not a de Polignac number, because 52134453 - 28 = 52134197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52134403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39738 + ... + 41028.

It is an arithmetic number, because the mean of its divisors is an integer number (3594344).

Almost surely, 252134453 is an apocalyptic number.

It is an amenable number.

52134453 is a deficient number, since it is larger than the sum of its proper divisors (34129803).

52134453 is a wasteful number, since it uses less digits than its factorization.

52134453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945 (or 1942 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 52134453 is about 7220.4191706576. The cubic root of 52134453 is about 373.5725358173.

Adding to 52134453 its reverse (35443125), we get a palindrome (87577578).

The spelling of 52134453 in words is "fifty-two million, one hundred thirty-four thousand, four hundred fifty-three".

Divisors: 1 3 7 9 21 63 641 1291 1923 3873 4487 5769 9037 11619 13461 27111 40383 81333 827531 2482593 5792717 7447779 17378151 52134453