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52383744 = 212327229
BaseRepresentation
bin1100011111010…
…1000000000000
310122120100222200
43013311000000
5101402234434
65110433200
71204153200
oct307650000
9118510880
1052383744
1127629756
1215662800
13ab113ca
146d58400
1548eb199
hex31f5000

52383744 has 234 divisors, whose sum is σ = 182085930. Its totient is φ = 14450688.

The previous prime is 52383713. The next prime is 52383763. The reversal of 52383744 is 44738325.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 45158400 + 7225344 = 6720^2 + 2688^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52383699 and 52383708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1806322 + ... + 1806350.

It is an arithmetic number, because the mean of its divisors is an integer number (778145).

Almost surely, 252383744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52383744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91042965).

52383744 is an abundant number, since it is smaller than the sum of its proper divisors (129702186).

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

52383744 is a wasteful number, since it uses less digits than its factorization.

52383744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73 (or 41 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 52383744 is about 7237.6615007888. The cubic root of 52383744 is about 374.1670257805.

The spelling of 52383744 in words is "fifty-two million, three hundred eighty-three thousand, seven hundred forty-four".