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52213088 = 251631659
BaseRepresentation
bin1100011100101…
…1010101100000
310122020200220002
43013023111200
5101331304323
65103035132
71202542514
oct307132540
9118220802
1052213088
1127522514
121559baa8
13aa81825
146d12144
1548b5828
hex31cb560

52213088 has 12 divisors (see below), whose sum is σ = 102794580. Its totient is φ = 26106528.

The previous prime is 52213087. The next prime is 52213093. The reversal of 52213088 is 88031225.

It is a self number, because there is not a number n which added to its sum of digits gives 52213088.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52213081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 815798 + ... + 815861.

It is an arithmetic number, because the mean of its divisors is an integer number (8566215).

Almost surely, 252213088 is an apocalyptic number.

It is an amenable number.

52213088 is a deficient number, since it is larger than the sum of its proper divisors (50581492).

52213088 is a wasteful number, since it uses less digits than its factorization.

52213088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631669 (or 1631661 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 52213088 is about 7225.8624398753. The cubic root of 52213088 is about 373.7602627279.

The spelling of 52213088 in words is "fifty-two million, two hundred thirteen thousand, eighty-eight".

Divisors: 1 2 4 8 16 32 1631659 3263318 6526636 13053272 26106544 52213088