Search a number
-
+
2000144800 = 25523180651
BaseRepresentation
bin111011100110111…
…1100100110100000
312011101121212212001
41313031330212200
513044014113200
6530250013344
7100364643643
oct16715744640
95141555761
102000144800
11937036435
12479a17254
1325b4c8244
1414d8d5a5a
15ba8e076a
hex7737c9a0

2000144800 has 72 divisors (see below), whose sum is σ = 5040427392. Its totient is φ = 774240000.

The previous prime is 2000144771. The next prime is 2000144813. The reversal of 2000144800 is 84410002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15526 + ... + 65125.

It is an arithmetic number, because the mean of its divisors is an integer number (70005936).

Almost surely, 22000144800 is an apocalyptic number.

2000144800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000144800 is an abundant number, since it is smaller than the sum of its proper divisors (3040282592).

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

2000144800 is a wasteful number, since it uses less digits than its factorization.

2000144800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80702 (or 80689 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 2000144800 is about 44722.9784339102. The cubic root of 2000144800 is about 1259.9514552558.

Adding to 2000144800 its reverse (84410002), we get a palindrome (2084554802).

The spelling of 2000144800 in words is "two billion, one hundred forty-four thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 31 32 40 50 62 80 100 124 155 160 200 248 310 400 496 620 775 800 992 1240 1550 2480 3100 4960 6200 12400 24800 80651 161302 322604 403255 645208 806510 1290416 1613020 2016275 2500181 2580832 3226040 4032550 5000362 6452080 8065100 10000724 12500905 12904160 16130200 20001448 25001810 32260400 40002896 50003620 62504525 64520800 80005792 100007240 125009050 200014480 250018100 400028960 500036200 1000072400 2000144800