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52244053 = 192749687
BaseRepresentation
bin1100011101001…
…0111001010101
310122022021100221
43013102321111
5101333302203
65103434341
71203032011
oct307227125
9118267327
1052244053
1127543804
12155b59b1
13aa92954
146d1d541
1548beabd
hex31d2e55

52244053 has 4 divisors (see below), whose sum is σ = 54993760. Its totient is φ = 49494348.

The previous prime is 52244033. The next prime is 52244057. The reversal of 52244053 is 35044225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52244053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52244057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1374825 + ... + 1374862.

It is an arithmetic number, because the mean of its divisors is an integer number (13748440).

Almost surely, 252244053 is an apocalyptic number.

It is an amenable number.

52244053 is a deficient number, since it is larger than the sum of its proper divisors (2749707).

52244053 is a wasteful number, since it uses less digits than its factorization.

52244053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749706.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 52244053 is about 7228.0047731030. The cubic root of 52244053 is about 373.8341343684.

Adding to 52244053 its reverse (35044225), we get a palindrome (87288278).

The spelling of 52244053 in words is "fifty-two million, two hundred forty-four thousand, fifty-three".

Divisors: 1 19 2749687 52244053