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550013454 = 23261500923
BaseRepresentation
bin100000110010001…
…000101000001110
31102022221120121200
4200302020220032
52111300412304
6130324410330
716426015524
oct4062105016
91368846550
10550013454
11262517281
121342469a6
1389c46663
1453094314
1533446e39
hex20c88a0e

550013454 has 24 divisors (see below), whose sum is σ = 1211234232. Its totient is φ = 180331920.

The previous prime is 550013441. The next prime is 550013459. The reversal of 550013454 is 454310055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550013459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249364 + ... + 251559.

It is an arithmetic number, because the mean of its divisors is an integer number (50468093).

Almost surely, 2550013454 is an apocalyptic number.

550013454 is an abundant number, since it is smaller than the sum of its proper divisors (661220778).

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

550013454 is a wasteful number, since it uses less digits than its factorization.

550013454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500992 (or 500989 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 550013454 is about 23452.3656376068. The cubic root of 550013454 is about 819.3279512422.

The spelling of 550013454 in words is "five hundred fifty million, thirteen thousand, four hundred fifty-four".

Divisors: 1 2 3 6 9 18 61 122 183 366 549 1098 500923 1001846 1502769 3005538 4508307 9016614 30556303 61112606 91668909 183337818 275006727 550013454