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2245200000000 = 2103581871
BaseRepresentation
bin100000101011000000010…
…110010011010000000000
321221122020211220102221120
4200223000112103100000
5243241132200000000
64435233003552240
7321132102054516
oct40530026232000
97848224812846
102245200000000
1179620295aa91
12303174b2b680
1313394c04b979
147a94d9c24b6
153d6096e96a0
hex20ac0593400

2245200000000 has 396 divisors, whose sum is σ = 7484339918016. Its totient is φ = 598400000000.

The previous prime is 2245199999993. The next prime is 2245200000011. The reversal of 2245200000000 is 25422.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1199999065 + ... + 1200000935.

Almost surely, 22245200000000 is an apocalyptic number.

2245200000000 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 2245200000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3742169959008).

2245200000000 is an abundant number, since it is smaller than the sum of its proper divisors (5239139918016).

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

2245200000000 is an frugal number, since it uses more digits than its factorization.

2245200000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1934 (or 1881 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

Adding to 2245200000000 its reverse (25422), we get a palindrome (2245200025422).

The spelling of 2245200000000 in words is "two trillion, two hundred forty-five billion, two hundred million", and thus it is an aban number.