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5252780255 = 55101205951
BaseRepresentation
bin1001110010001011…
…10001000011011111
3111120002000212212212
410321011301003133
541224202432010
62225121151035
7244111616102
oct47105610337
914502025785
105252780255
11225606a608
12102718b47b
136593358c8
1437b8a2739
1520b239505
hex1391710df

5252780255 has 8 divisors (see below), whose sum is σ = 6304602624. Its totient is φ = 4201380000.

The previous prime is 5252780249. The next prime is 5252780287. The reversal of 5252780255 is 5520872525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5252780255 - 212 = 5252776159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77471 + ... + 128480.

It is an arithmetic number, because the mean of its divisors is an integer number (788075328).

Almost surely, 25252780255 is an apocalyptic number.

5252780255 is a deficient number, since it is larger than the sum of its proper divisors (1051822369).

5252780255 is a wasteful number, since it uses less digits than its factorization.

5252780255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211057.

The product of its (nonzero) digits is 280000, while the sum is 41.

The square root of 5252780255 is about 72476.0667737978. The cubic root of 5252780255 is about 1738.3200695858.

The spelling of 5252780255 in words is "five billion, two hundred fifty-two million, seven hundred eighty thousand, two hundred fifty-five".

Divisors: 1 5 5101 25505 205951 1029755 1050556051 5252780255