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52151241 = 337895279
BaseRepresentation
bin1100011011110…
…0001111001001
310122010120001110
43012330033021
5101322314431
65101440533
71202164302
oct306741711
9118116043
1052151241
112748aaaa
1215570149
13aa5c62c
146cd77a9
1548a2346
hex31bc3c9

52151241 has 16 divisors (see below), whose sum is σ = 72230400. Its totient is φ = 33441408.

The previous prime is 52151237. The next prime is 52151287. The reversal of 52151241 is 14215125.

It is not a de Polignac number, because 52151241 - 22 = 52151237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52151201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7240 + ... + 12518.

It is an arithmetic number, because the mean of its divisors is an integer number (4514400).

Almost surely, 252151241 is an apocalyptic number.

It is an amenable number.

52151241 is a deficient number, since it is larger than the sum of its proper divisors (20079159).

52151241 is a wasteful number, since it uses less digits than its factorization.

52151241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5408.

The product of its digits is 400, while the sum is 21.

The square root of 52151241 is about 7221.5816134694. The cubic root of 52151241 is about 373.6126299861.

Adding to 52151241 its reverse (14215125), we get a palindrome (66366366).

It can be divided in two parts, 5215124 and 1, that added together give a palindrome (5215125).

The spelling of 52151241 in words is "fifty-two million, one hundred fifty-one thousand, two hundred forty-one".

Divisors: 1 3 37 89 111 267 3293 5279 9879 15837 195323 469831 585969 1409493 17383747 52151241