Base | Representation |
---|---|
bin | 11001101010000111… |
… | …11111010011001101 |
3 | 1022120000100121201001 |
4 | 30311003333103031 |
5 | 211202413440140 |
6 | 10154521020301 |
7 | 665234521102 |
oct | 146503772315 |
9 | 38500317631 |
10 | 13775140045 |
11 | 5929786667 |
12 | 2805324691 |
13 | 13b6b5c354 |
14 | 9496a2aa9 |
15 | 559517e9a |
hex | 3350ff4cd |
13775140045 has 4 divisors (see below), whose sum is σ = 16530168060. Its totient is φ = 11020112032.
The previous prime is 13775140039. The next prime is 13775140073. The reversal of 13775140045 is 54004157731.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54004157731 = 101 ⋅534694631.
It can be written as a sum of positive squares in 2 ways, for example, as 2552068324 + 11223071721 = 50518^2 + 105939^2 .
It is a cyclic number.
It is not a de Polignac number, because 13775140045 - 23 = 13775140037 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13775139986 and 13775140013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1377514000 + ... + 1377514009.
It is an arithmetic number, because the mean of its divisors is an integer number (4132542015).
Almost surely, 213775140045 is an apocalyptic number.
It is an amenable number.
13775140045 is a deficient number, since it is larger than the sum of its proper divisors (2755028015).
13775140045 is an equidigital number, since it uses as much as digits as its factorization.
13775140045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2755028014.
The product of its (nonzero) digits is 58800, while the sum is 37.
Adding to 13775140045 its reverse (54004157731), we get a palindrome (67779297776).
The spelling of 13775140045 in words is "thirteen billion, seven hundred seventy-five million, one hundred forty thousand, forty-five".
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