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52024212 = 22321445117
BaseRepresentation
bin1100011001110…
…1001110010100
310121220002210200
43012131032110
5101304233322
65055020500
71201125042
oct306351624
9117802720
1052024212
1127403619
121550a730
13aa16876
146ca3392
1548798ac
hex319d394

52024212 has 18 divisors (see below), whose sum is σ = 131505738. Its totient is φ = 17341392.

The previous prime is 52024211. The next prime is 52024213. The reversal of 52024212 is 21242025.

52024212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52024211) and next prime (52024213).

It can be written as a sum of positive squares in only one way, i.e., 45643536 + 6380676 = 6756^2 + 2526^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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 (52024211) 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, 722523 + ... + 722594.

Almost surely, 252024212 is an apocalyptic number.

It is an amenable number.

52024212 is an abundant number, since it is smaller than the sum of its proper divisors (79481526).

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

52024212 is a wasteful number, since it uses less digits than its factorization.

52024212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445127 (or 1445122 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 52024212 is about 7212.7811556985. The cubic root of 52024212 is about 373.3090371802.

Adding to 52024212 its reverse (21242025), we get a palindrome (73266237).

The spelling of 52024212 in words is "fifty-two million, twenty-four thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 1445117 2890234 4335351 5780468 8670702 13006053 17341404 26012106 52024212