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548908852 = 22178072189
BaseRepresentation
bin100000101101111…
…010111100110100
31102020212110101111
4200231322330310
52111010040402
6130245004404
716413435232
oct4055727464
91366773344
10548908852
11261932388
121339b3704
138994a94b
1452c87952
15332c99d7
hex20b7af34

548908852 has 12 divisors (see below), whose sum is σ = 1017095940. Its totient is φ = 258310016.

The previous prime is 548908831. The next prime is 548908853. The reversal of 548908852 is 258809845.

It can be written as a sum of positive squares in 2 ways, for example, as 362750116 + 186158736 = 19046^2 + 13644^2 .

It is a junction number, because it is equal to n+sod(n) for n = 548908796 and 548908805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548908853) 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, 4036027 + ... + 4036162.

It is an arithmetic number, because the mean of its divisors is an integer number (84757995).

Almost surely, 2548908852 is an apocalyptic number.

It is an amenable number.

548908852 is a deficient number, since it is larger than the sum of its proper divisors (468187088).

548908852 is a wasteful number, since it uses less digits than its factorization.

548908852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8072210 (or 8072208 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 49.

The square root of 548908852 is about 23428.8038960592. The cubic root of 548908852 is about 818.7790932536.

The spelling of 548908852 in words is "five hundred forty-eight million, nine hundred eight thousand, eight hundred fifty-two".

Divisors: 1 2 4 17 34 68 8072189 16144378 32288756 137227213 274454426 548908852