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550154441 = 4123575693
BaseRepresentation
bin100000110010101…
…011000011001001
31102100012202000102
4200302223003021
52111314420231
6130331415145
716430143544
oct4062530311
91370182012
10550154441
112626031a1
121342b44b5
1389c95895
14530cd85b
1533473acb
hex20cab0c9

550154441 has 8 divisors (see below), whose sum is σ = 563910984. Its totient is φ = 536414080.

The previous prime is 550154431. The next prime is 550154467. The reversal of 550154441 is 144451055.

It can be written as a sum of positive squares in 4 ways, for example, as 40704400 + 509450041 = 6380^2 + 22571^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 550154441 - 218 = 549892297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550154431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93791 + ... + 99483.

It is an arithmetic number, because the mean of its divisors is an integer number (70488873).

Almost surely, 2550154441 is an apocalyptic number.

It is an amenable number.

550154441 is a deficient number, since it is larger than the sum of its proper divisors (13756543).

550154441 is a wasteful number, since it uses less digits than its factorization.

550154441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8091.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 550154441 is about 23455.3712611845. The cubic root of 550154441 is about 819.3979523911.

The spelling of 550154441 in words is "five hundred fifty million, one hundred fifty-four thousand, four hundred forty-one".

Divisors: 1 41 2357 5693 96637 233413 13418401 550154441