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550512300 = 2235213141157
BaseRepresentation
bin100000110100000…
…010011010101100
31102100212220220110
4200310002122230
52111412343200
6130343220020
716433164062
oct4064023254
91370786813
10550512300
11262828048
12134447610
138a08c730
1453184032
15334e4b50
hex20d026ac

550512300 has 72 divisors (see below), whose sum is σ = 1715352016. Its totient is φ = 135509760.

The previous prime is 550512299. The next prime is 550512301. The reversal of 550512300 is 3215055.

It is an interprime number because it is at equal distance from previous prime (550512299) and next prime (550512301).

It is not an unprimeable number, because it can be changed into a prime (550512301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66679 + ... + 74478.

Almost surely, 2550512300 is an apocalyptic number.

550512300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

550512300 is an abundant number, since it is smaller than the sum of its proper divisors (1164839716).

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

550512300 is a wasteful number, since it uses less digits than its factorization.

550512300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141187 (or 141180 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 550512300 is about 23462.9985295997. The cubic root of 550512300 is about 819.5755784988.

Adding to 550512300 its reverse (3215055), we get a palindrome (553727355).

The spelling of 550512300 in words is "five hundred fifty million, five hundred twelve thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 25 26 30 39 50 52 60 65 75 78 100 130 150 156 195 260 300 325 390 650 780 975 1300 1950 3900 141157 282314 423471 564628 705785 846942 1411570 1693884 1835041 2117355 2823140 3528925 3670082 4234710 5505123 7057850 7340164 8469420 9175205 10586775 11010246 14115700 18350410 21173550 22020492 27525615 36700820 42347100 45876025 55051230 91752050 110102460 137628075 183504100 275256150 550512300