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52261412 = 2273160209
BaseRepresentation
bin1100011101011…
…1001000100100
310122100011011212
43013113020210
5101334331122
65104050552
71203133430
oct307271044
9118304155
1052261412
1127555855
1215603a58
13aa9a818
146d259c0
1548c4ce2
hex31d7224

52261412 has 24 divisors (see below), whose sum is σ = 107896320. Its totient is φ = 21674880.

The previous prime is 52261411. The next prime is 52261421. The reversal of 52261412 is 21416225.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52261411) 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, 29237 + ... + 30972.

It is an arithmetic number, because the mean of its divisors is an integer number (4495680).

Almost surely, 252261412 is an apocalyptic number.

It is an amenable number.

52261412 is an abundant number, since it is smaller than the sum of its proper divisors (55634908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52261412 is a wasteful number, since it uses less digits than its factorization.

52261412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60251 (or 60249 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 52261412 is about 7229.2054888487. The cubic root of 52261412 is about 373.8755340925.

Adding to 52261412 its reverse (21416225), we get a palindrome (73677637).

The spelling of 52261412 in words is "fifty-two million, two hundred sixty-one thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 31 62 124 217 434 868 60209 120418 240836 421463 842926 1685852 1866479 3732958 7465916 13065353 26130706 52261412