Search a number
-
+
2945103840000 = 2833547213913
BaseRepresentation
bin101010110110110101110…
…111100100001100000000
3101102112211100110101222000
4222312311313210030000
5341223033040340000
610132543444144000
7422530263411300
oct52666567441400
911375740411860
102945103840000
11a36014380203
123b6945398000
131849505babaa
14a2788215600
155192010a000
hex2adb5de4300

2945103840000 has 1080 divisors, whose sum is σ = 12660730956720. Its totient is φ = 673118208000.

The previous prime is 2945103839999. The next prime is 2945103840023. The reversal of 2945103840000 is 483015492.

It is a tau number, because it is divible by the number of its divisors (1080).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 211673044 + ... + 211686956.

It is an arithmetic number, because the mean of its divisors is an integer number (11722899034).

Almost surely, 22945103840000 is an apocalyptic number.

2945103840000 is a gapful number since it is divisible by the number (20) 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 2945103840000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6330365478360).

2945103840000 is an abundant number, since it is smaller than the sum of its proper divisors (9715627116720).

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

2945103840000 is an equidigital number, since it uses as much as digits as its factorization.

2945103840000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13972 (or 13930 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Adding to 2945103840000 its reverse (483015492), we get a palindrome (2945586855492).

The spelling of 2945103840000 in words is "two trillion, nine hundred forty-five billion, one hundred three million, eight hundred forty thousand".