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52213110 = 2351740437
BaseRepresentation
bin1100011100101…
…1010101110110
310122020200220220
43013023111312
5101331304420
65103035210
71202542545
oct307132566
9118220826
1052213110
1127522534
121559bb06
13aa81841
146d1215c
1548b5840
hex31cb576

52213110 has 16 divisors (see below), whose sum is σ = 125311536. Its totient is φ = 13923488.

The previous prime is 52213093. The next prime is 52213123. The reversal of 52213110 is 1131225.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 52213110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870189 + ... + 870248.

It is an arithmetic number, because the mean of its divisors is an integer number (7831971).

Almost surely, 252213110 is an apocalyptic number.

52213110 is an abundant number, since it is smaller than the sum of its proper divisors (73098426).

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

52213110 is a wasteful number, since it uses less digits than its factorization.

52213110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740447.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 52213110 is about 7225.8639621847. The cubic root of 52213110 is about 373.7603152226.

Adding to 52213110 its reverse (1131225), we get a palindrome (53344335).

The spelling of 52213110 in words is "fifty-two million, two hundred thirteen thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 1740437 3480874 5221311 8702185 10442622 17404370 26106555 52213110