Base | Representation |
---|---|
bin | 101010000100111010011… |
… | …111000000000000000000 |
3 | 101020102110012110021120000 |
4 | 222010322133000000000 |
5 | 334333240003221300 |
6 | 10052200055320000 |
7 | 415621631063622 |
oct | 52047237000000 |
9 | 11212405407500 |
10 | 2891494195200 |
11 | a15304101636 |
12 | 3a8483680000 |
13 | 17c888a72090 |
14 | 9dd40344c12 |
15 | 503338eac00 |
hex | 2a13a7c0000 |
2891494195200 has 1140 divisors, whose sum is σ = 11563611157560. Its totient is φ = 710053724160.
The previous prime is 2891494195199. The next prime is 2891494195211. The reversal of 2891494195200 is 25914941982.
2891494195200 is a `hidden beast` number, since 2 + 8 + 9 + 14 + 9 + 419 + 5 + 200 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 6900940591 + ... + 6900941009.
Almost surely, 22891494195200 is an apocalyptic number.
2891494195200 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 2891494195200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5781805578780).
2891494195200 is an abundant number, since it is smaller than the sum of its proper divisors (8672116962360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2891494195200 is an frugal number, since it uses more digits than its factorization.
2891494195200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 490 (or 442 counting only the distinct ones).
The product of its (nonzero) digits is 1866240, while the sum is 54.
The spelling of 2891494195200 in words is "two trillion, eight hundred ninety-one billion, four hundred ninety-four million, one hundred ninety-five thousand, two hundred".
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