Base | Representation |
---|---|
bin | 101010100100011111… |
… | …111110001111001011 |
3 | 11100222120112002110122 |
4 | 222210133332033023 |
5 | 1222103114032041 |
6 | 32555413333455 |
7 | 3205503330131 |
oct | 524437761713 |
9 | 140876462418 |
10 | 45709517771 |
11 | 18426916275 |
12 | 8a3803728b |
13 | 4405c03748 |
14 | 22d89a3751 |
15 | 12c7d90c4b |
hex | aa47fe3cb |
45709517771 has 16 divisors (see below), whose sum is σ = 48528563328. Its totient is φ = 42905116800.
The previous prime is 45709517761. The next prime is 45709517779. The reversal of 45709517771 is 17771590754.
It is not a de Polignac number, because 45709517771 - 210 = 45709516747 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (45709517779) 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, 12798416 + ... + 12801986.
It is an arithmetic number, because the mean of its divisors is an integer number (3033035208).
Almost surely, 245709517771 is an apocalyptic number.
45709517771 is a deficient number, since it is larger than the sum of its proper divisors (2819045557).
45709517771 is a wasteful number, since it uses less digits than its factorization.
45709517771 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5402.
The product of its (nonzero) digits is 2160900, while the sum is 53.
The spelling of 45709517771 in words is "forty-five billion, seven hundred nine million, five hundred seventeen thousand, seven hundred seventy-one".
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