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550260404 = 22213764373
BaseRepresentation
bin100000110011000…
…100111010110100
31102100102010100222
4200303010322310
52111331313104
6130333553512
716431064511
oct4063047264
91370363328
10550260404
11262675871
12134345898
138a001b95
145311a308
15334951be
hex20cc4eb4

550260404 has 12 divisors (see below), whose sum is σ = 963421284. Its totient is φ = 274997184.

The previous prime is 550260401. The next prime is 550260407. The reversal of 550260404 is 404062055.

It is an interprime number because it is at equal distance from previous prime (550260401) and next prime (550260407).

It can be written as a sum of positive squares in 2 ways, for example, as 207936400 + 342324004 = 14420^2 + 18502^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550260401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23639 + ... + 40734.

It is an arithmetic number, because the mean of its divisors is an integer number (80285107).

Almost surely, 2550260404 is an apocalyptic number.

It is an amenable number.

550260404 is a deficient number, since it is larger than the sum of its proper divisors (413160880).

550260404 is a wasteful number, since it uses less digits than its factorization.

550260404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66514 (or 66512 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 550260404 is about 23457.6299740617. The cubic root of 550260404 is about 819.4505559784.

The spelling of 550260404 in words is "five hundred fifty million, two hundred sixty thousand, four hundred four".

Divisors: 1 2 4 2137 4274 8548 64373 128746 257492 137565101 275130202 550260404