Base | Representation |
---|---|
bin | 1010011001010110… |
… | …1000101111010001 |
3 | 21012111011201122110 |
4 | 2212111220233101 |
5 | 21203404032440 |
6 | 1140530055533 |
7 | 126104320464 |
oct | 24625505721 |
9 | 7174151573 |
10 | 2790689745 |
11 | 12022a9568 |
12 | 65a71a5a9 |
13 | 35621a60c |
14 | 1c68bd2db |
15 | 114eeb080 |
hex | a6568bd1 |
2790689745 has 16 divisors (see below), whose sum is σ = 4500264960. Its totient is φ = 1476647424.
The previous prime is 2790689743. The next prime is 2790689747. The reversal of 2790689745 is 5479860972.
2790689745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2790689743) and next prime (2790689747).
It is not a de Polignac number, because 2790689745 - 21 = 2790689743 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2790689743) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 730560 + ... + 734369.
It is an arithmetic number, because the mean of its divisors is an integer number (281266560).
Almost surely, 22790689745 is an apocalyptic number.
It is an amenable number.
2790689745 is a deficient number, since it is larger than the sum of its proper divisors (1709575215).
2790689745 is a wasteful number, since it uses less digits than its factorization.
2790689745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1465064.
The product of its (nonzero) digits is 7620480, while the sum is 57.
The square root of 2790689745 is about 52826.9793287483. The cubic root of 2790689745 is about 1407.8958177221.
The spelling of 2790689745 in words is "two billion, seven hundred ninety million, six hundred eighty-nine thousand, seven hundred forty-five".
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