Base | Representation |
---|---|
bin | 1010001101110111… |
… | …0100111111101011 |
3 | 21002010111201012222 |
4 | 2203131310333223 |
5 | 21104040133301 |
6 | 1132045224255 |
7 | 124650624500 |
oct | 24335647753 |
9 | 7063451188 |
10 | 2742505451 |
11 | 1188088a34 |
12 | 64656208b |
13 | 3492497ba |
14 | 1c03394a7 |
15 | 110b7e31b |
hex | a3774feb |
2742505451 has 6 divisors (see below), whose sum is σ = 3190261500. Its totient is φ = 2350718916.
The previous prime is 2742505417. The next prime is 2742505459. The reversal of 2742505451 is 1545052472.
It is not a de Polignac number, because 2742505451 - 218 = 2742243307 is a prime.
It is a super-2 number, since 2×27425054512 = 15042672297529426802, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2742505459) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27984701 + ... + 27984798.
It is an arithmetic number, because the mean of its divisors is an integer number (531710250).
Almost surely, 22742505451 is an apocalyptic number.
2742505451 is a deficient number, since it is larger than the sum of its proper divisors (447756049).
2742505451 is an equidigital number, since it uses as much as digits as its factorization.
2742505451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55969513 (or 55969506 counting only the distinct ones).
The product of its (nonzero) digits is 56000, while the sum is 35.
The square root of 2742505451 is about 52368.9359353424. The cubic root of 2742505451 is about 1399.7457788397.
The spelling of 2742505451 in words is "two billion, seven hundred forty-two million, five hundred five thousand, four hundred fifty-one".
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