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5550000 = 2435537
BaseRepresentation
bin10101001010111110110000
3101102222011120
4111022332300
52410100000
6314542240
765113521
oct25127660
911388146
105550000
113150885
121a37980
1311c4231
14a46848
157496a0
hex54afb0

5550000 has 120 divisors (see below), whose sum is σ = 18405072. Its totient is φ = 1440000.

The previous prime is 5549993. The next prime is 5550011. The reversal of 5550000 is 555.

5550000 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149982 + ... + 150018.

Almost surely, 25550000 is an apocalyptic number.

5550000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9202536).

5550000 is an abundant number, since it is smaller than the sum of its proper divisors (12855072).

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

5550000 is an equidigital number, since it uses as much as digits as its factorization.

5550000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 15.

The square root of 5550000 is about 2355.8437978779. The cubic root of 5550000 is about 177.0507052535.

Adding to 5550000 its reverse (555), we get a palindrome (5550555).

Multiplying 5550000 by its reverse (555), we get a square (3080250000 = 555002).

5550000 divided by its reverse (555) gives a 4-th power (10000 = 104).

The spelling of 5550000 in words is "five million, five hundred fifty thousand".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 37 40 48 50 60 74 75 80 100 111 120 125 148 150 185 200 222 240 250 296 300 370 375 400 444 500 555 592 600 625 740 750 888 925 1000 1110 1200 1250 1480 1500 1776 1850 1875 2000 2220 2500 2775 2960 3000 3125 3700 3750 4440 4625 5000 5550 6000 6250 7400 7500 8880 9250 9375 10000 11100 12500 13875 14800 15000 18500 18750 22200 23125 25000 27750 30000 37000 37500 44400 46250 50000 55500 69375 74000 75000 92500 111000 115625 138750 150000 185000 222000 231250 277500 346875 370000 462500 555000 693750 925000 1110000 1387500 1850000 2775000 5550000