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552798253 = 7211281597
BaseRepresentation
bin100000111100110…
…000100000101101
31102112012001122101
4200330300200231
52113004021003
6130504215101
716461464500
oct4074604055
91375161571
10552798253
11264049567
1213516a491
138a6b0077
14535bb137
15337e711d
hex20f3082d

552798253 has 6 divisors (see below), whose sum is σ = 643051086. Its totient is φ = 473827032.

The previous prime is 552798251. The next prime is 552798263. The reversal of 552798253 is 352897255.

It can be written as a sum of positive squares in only one way, i.e., 423248329 + 129549924 = 20573^2 + 11382^2 .

It is not a de Polignac number, because 552798253 - 21 = 552798251 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 (552798251) 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, 5640750 + ... + 5640847.

It is an arithmetic number, because the mean of its divisors is an integer number (107175181).

Almost surely, 2552798253 is an apocalyptic number.

It is an amenable number.

552798253 is a deficient number, since it is larger than the sum of its proper divisors (90252833).

552798253 is a wasteful number, since it uses less digits than its factorization.

552798253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11281611 (or 11281604 counting only the distinct ones).

The product of its digits is 756000, while the sum is 46.

The square root of 552798253 is about 23511.6620637504. The cubic root of 552798253 is about 820.7084166584.

The spelling of 552798253 in words is "five hundred fifty-two million, seven hundred ninety-eight thousand, two hundred fifty-three".

Divisors: 1 7 49 11281597 78971179 552798253