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5248485252 = 2232145791257
BaseRepresentation
bin1001110001101010…
…11000011110000100
3111112202221200020200
410320311120132010
541222103012002
62224445130500
7244030250163
oct47065303604
914482850220
105248485252
1122536a671a
121025859a30
1365849099a
1437b0a53da
1520ab8bb1c
hex138d58784

5248485252 has 18 divisors (see below), whose sum is σ = 13267004478. Its totient is φ = 1749495072.

The previous prime is 5248485251. The next prime is 5248485283. The reversal of 5248485252 is 2525848425.

It can be written as a sum of positive squares in only one way, i.e., 4571652996 + 676832256 = 67614^2 + 26016^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 5248485198 and 5248485207.

It is not an unprimeable number, because it can be changed into a prime (5248485251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72895593 + ... + 72895664.

Almost surely, 25248485252 is an apocalyptic number.

It is an amenable number.

5248485252 is an abundant number, since it is smaller than the sum of its proper divisors (8018519226).

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

5248485252 is a wasteful number, since it uses less digits than its factorization.

5248485252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145791267 (or 145791262 counting only the distinct ones).

The product of its digits is 1024000, while the sum is 45.

The square root of 5248485252 is about 72446.4302226135. The cubic root of 5248485252 is about 1737.8461538439.

The spelling of 5248485252 in words is "five billion, two hundred forty-eight million, four hundred eighty-five thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 145791257 291582514 437373771 583165028 874747542 1312121313 1749495084 2624242626 5248485252