Search a number
-
+
53207141 = 13291071319
BaseRepresentation
bin1100101011111…
…0000001100101
310201010012110212
43022332001211
5102110112031
65140225205
71214152601
oct312760145
9121105425
1053207141
1128041349
121599b205
13b03c120
1470d0501
154a1012b
hex32be065

53207141 has 16 divisors (see below), whose sum is σ = 59875200. Its totient is φ = 46941888.

The previous prime is 53207123. The next prime is 53207153. The reversal of 53207141 is 14170235.

53207141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53207141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53207171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39680 + ... + 40998.

It is an arithmetic number, because the mean of its divisors is an integer number (3742200).

Almost surely, 253207141 is an apocalyptic number.

It is an amenable number.

53207141 is a deficient number, since it is larger than the sum of its proper divisors (6668059).

53207141 is a wasteful number, since it uses less digits than its factorization.

53207141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 53207141 is about 7294.3225182329. The cubic root of 53207141 is about 376.1172982646.

Adding to 53207141 its reverse (14170235), we get a palindrome (67377376).

The spelling of 53207141 in words is "fifty-three million, two hundred seven thousand, one hundred forty-one".

Divisors: 1 13 29 107 377 1319 1391 3103 17147 38251 40339 141133 497263 1834729 4092857 53207141