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2000041220 = 225191523571
BaseRepresentation
bin111011100110110…
…0011010100000100
312011101102121202202
41313031203110010
513044002304340
6530243454032
7100364032652
oct16715432404
95141377682
102000041220
11936a75631
12479987318
1325b490058
1414d8a9dd2
15ba8bec15
hex77363504

2000041220 has 24 divisors (see below), whose sum is σ = 4222084608. Its totient is φ = 795826400.

The previous prime is 2000041207. The next prime is 2000041237. The reversal of 2000041220 is 221400002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257966 + ... + 265605.

It is an arithmetic number, because the mean of its divisors is an integer number (175920192).

Almost surely, 22000041220 is an apocalyptic number.

2000041220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000041220 is an abundant number, since it is smaller than the sum of its proper divisors (2222043388).

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

2000041220 is a wasteful number, since it uses less digits than its factorization.

2000041220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523771 (or 523769 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2000041220 is about 44721.8204012314. The cubic root of 2000041220 is about 1259.9297054930.

Adding to 2000041220 its reverse (221400002), we get a palindrome (2221441222).

The spelling of 2000041220 in words is "two billion, forty-one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 191 382 764 955 1910 3820 523571 1047142 2094284 2617855 5235710 10471420 100002061 200004122 400008244 500010305 1000020610 2000041220