Base | Representation |
---|---|
bin | 1010010011001010… |
… | …1001111111011100 |
3 | 21010200100110212211 |
4 | 2210302221333130 |
5 | 21130233230440 |
6 | 1134202010204 |
7 | 125340632053 |
oct | 24462517734 |
9 | 7120313784 |
10 | 2764742620 |
11 | 1199697062 |
12 | 651aa6964 |
13 | 350a342a3 |
14 | 1c328739a |
15 | 112ac2eea |
hex | a4ca9fdc |
2764742620 has 48 divisors (see below), whose sum is σ = 5956540128. Its totient is φ = 1077350400.
The previous prime is 2764742587. The next prime is 2764742639. The reversal of 2764742620 is 262474672.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340852 + ... + 348868.
It is an arithmetic number, because the mean of its divisors is an integer number (124094586).
Almost surely, 22764742620 is an apocalyptic number.
2764742620 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 2764742620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2978270064).
2764742620 is an abundant number, since it is smaller than the sum of its proper divisors (3191797508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2764742620 is a wasteful number, since it uses less digits than its factorization.
2764742620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8470 (or 8468 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 40.
The square root of 2764742620 is about 52580.8198871033. The cubic root of 2764742620 is about 1403.5188047763.
The spelling of 2764742620 in words is "two billion, seven hundred sixty-four million, seven hundred forty-two thousand, six hundred twenty".
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