Base | Representation |
---|---|
bin | 101010000011011010… |
… | …100001111101111011 |
3 | 11022112220001101012122 |
4 | 222003122201331323 |
5 | 1214434014140011 |
6 | 32424344231455 |
7 | 3155653301540 |
oct | 520332417573 |
9 | 138486041178 |
10 | 45154443131 |
11 | 181715624a6 |
12 | 890216b58b |
13 | 4347c07505 |
14 | 2284d92bc7 |
15 | 12942993db |
hex | a836a1f7b |
45154443131 has 8 divisors (see below), whose sum is σ = 52137089760. Its totient is φ = 38304799488.
The previous prime is 45154443119. The next prime is 45154443133. The reversal of 45154443131 is 13134445154.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-45154443131 is a prime.
It is a super-2 number, since 2×451544431312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 45154443091 and 45154443100.
It is not an unprimeable number, because it can be changed into a prime (45154443133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33250016 + ... + 33251373.
It is an arithmetic number, because the mean of its divisors is an integer number (6517136220).
Almost surely, 245154443131 is an apocalyptic number.
45154443131 is a deficient number, since it is larger than the sum of its proper divisors (6982646629).
45154443131 is an equidigital number, since it uses as much as digits as its factorization.
45154443131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66501493.
The product of its digits is 57600, while the sum is 35.
Adding to 45154443131 its reverse (13134445154), we get a palindrome (58288888285).
The spelling of 45154443131 in words is "forty-five billion, one hundred fifty-four million, four hundred forty-three thousand, one hundred thirty-one".
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