Base | Representation |
---|---|
bin | 1010001111001000… |
… | …0010110101110101 |
3 | 21002111110221220020 |
4 | 2203302002311311 |
5 | 21111414230140 |
6 | 1132354555353 |
7 | 125043646266 |
oct | 24362026565 |
9 | 7074427806 |
10 | 2747805045 |
11 | 1190078667 |
12 | 648298b59 |
13 | 34a383a5b |
14 | 1c0d1896d |
15 | 1113796d0 |
hex | a3c82d75 |
2747805045 has 16 divisors (see below), whose sum is σ = 4456715712. Its totient is φ = 1445420160.
The previous prime is 2747805031. The next prime is 2747805107. The reversal of 2747805045 is 5405087472.
2747805045 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2747805045 - 210 = 2747804021 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2747804988 and 2747805006.
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, 1253611 + ... + 1255800.
It is an arithmetic number, because the mean of its divisors is an integer number (278544732).
Almost surely, 22747805045 is an apocalyptic number.
It is an amenable number.
2747805045 is a deficient number, since it is larger than the sum of its proper divisors (1708910667).
2747805045 is a wasteful number, since it uses less digits than its factorization.
2747805045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2509492.
The product of its (nonzero) digits is 313600, while the sum is 42.
The square root of 2747805045 is about 52419.5101560478. The cubic root of 2747805045 is about 1400.6468176127.
The spelling of 2747805045 in words is "two billion, seven hundred forty-seven million, eight hundred five thousand, forty-five".
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