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3100303212000 = 253531516117041
BaseRepresentation
bin101101000111011000011…
…110001011110111100000
3101222101102110110101100220
4231013120132023313200
5401243410110241000
610332132025243040
7436663255330431
oct55073036136740
911871373411326
103100303212000
11a9591637a505
12420a39333480
131964850c3417
14aa0ac325488
15559a53c41a0
hex2d1d878bde0

3100303212000 has 192 divisors, whose sum is σ = 10157859286848. Its totient is φ = 826644480000.

The previous prime is 3100303211987. The next prime is 3100303212031. The reversal of 3100303212000 is 2123030013.

It is a super-2 number, since 2×31003032120002 (a number of 26 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 181923480 + ... + 181940520.

It is an arithmetic number, because the mean of its divisors is an integer number (52905517119).

Almost surely, 23100303212000 is an apocalyptic number.

3100303212000 is a gapful number since it is divisible by the number (30) 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 3100303212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5078929643424).

3100303212000 is an abundant number, since it is smaller than the sum of its proper divisors (7057556074848).

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

3100303212000 is a wasteful number, since it uses less digits than its factorization.

3100303212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32230 (or 32212 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 3100303212000 its reverse (2123030013), we get a palindrome (3102426242013).

The spelling of 3100303212000 in words is "three trillion, one hundred billion, three hundred three million, two hundred twelve thousand".