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52124112 = 2432361973
BaseRepresentation
bin1100011011010…
…1100111010000
310122002011211200
43012311213100
5101320432422
65101111200
71202022225
oct306654720
9118064750
1052124112
1127471687
1215558500
13aa50191
146ccb94c
1548992ac
hex31b59d0

52124112 has 30 divisors (see below), whose sum is σ = 145875522. Its totient is φ = 17374656.

The previous prime is 52124099. The next prime is 52124119. The reversal of 52124112 is 21142125.

52124112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 48108096 + 4016016 = 6936^2 + 2004^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52124119) 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 5 ways as a sum of consecutive naturals, for example, 180843 + ... + 181130.

Almost surely, 252124112 is an apocalyptic number.

It is an amenable number.

52124112 is an abundant number, since it is smaller than the sum of its proper divisors (93751410).

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

52124112 is a wasteful number, since it uses less digits than its factorization.

52124112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361987 (or 361978 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 52124112 is about 7219.7030409844. The cubic root of 52124112 is about 373.5478344998.

Adding to 52124112 its reverse (21142125), we get a palindrome (73266237).

The spelling of 52124112 in words is "fifty-two million, one hundred twenty-four thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 361973 723946 1085919 1447892 2171838 2895784 3257757 4343676 5791568 6515514 8687352 13031028 17374704 26062056 52124112