Base | Representation |
---|---|
bin | 1010011010111001… |
… | …0001110010000000 |
3 | 21012221022220111200 |
4 | 2212232101302000 |
5 | 21212032234222 |
6 | 1141320341200 |
7 | 126213243156 |
oct | 24656216200 |
9 | 7187286450 |
10 | 2797149312 |
11 | 1205a10751 |
12 | 660914800 |
13 | 35766c849 |
14 | 1c76c13d6 |
15 | 115874eac |
hex | a6b91c80 |
2797149312 has 96 divisors (see below), whose sum is σ = 8236422480. Its totient is φ = 910683648.
The previous prime is 2797149233. The next prime is 2797149317. The reversal of 2797149312 is 2139417972.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (2797149317) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 21303 + ... + 77769.
Almost surely, 22797149312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2797149312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4118211240).
2797149312 is an abundant number, since it is smaller than the sum of its proper divisors (5439273168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2797149312 is a wasteful number, since it uses less digits than its factorization.
2797149312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56530 (or 56515 counting only the distinct ones).
The product of its digits is 190512, while the sum is 45.
The square root of 2797149312 is about 52888.0828920845. The cubic root of 2797149312 is about 1408.9812589948.
The spelling of 2797149312 in words is "two billion, seven hundred ninety-seven million, one hundred forty-nine thousand, three hundred twelve".
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