Base | Representation |
---|---|
bin | 101010000011011010… |
… | …111101110011011011 |
3 | 11022112220021011121110 |
4 | 222003122331303123 |
5 | 1214434031312042 |
6 | 32424350511403 |
7 | 3155654255130 |
oct | 520332756333 |
9 | 138486234543 |
10 | 45154557147 |
11 | 18171630127 |
12 | 8902205563 |
13 | 4347c4738b |
14 | 2284dc2587 |
15 | 12942bd09c |
hex | a836bdcdb |
45154557147 has 16 divisors (see below), whose sum is σ = 69635946240. Its totient is φ = 25491728352.
The previous prime is 45154557139. The next prime is 45154557187. The reversal of 45154557147 is 74175545154.
It is not a de Polignac number, because 45154557147 - 23 = 45154557139 is a prime.
It is a super-2 number, since 2×451545571472 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 45154557096 and 45154557105.
It is not an unprimeable number, because it can be changed into a prime (45154557187) 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, 12951372 + ... + 12954857.
It is an arithmetic number, because the mean of its divisors is an integer number (4352246640).
Almost surely, 245154557147 is an apocalyptic number.
45154557147 is a deficient number, since it is larger than the sum of its proper divisors (24481389093).
45154557147 is a wasteful number, since it uses less digits than its factorization.
45154557147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25906322.
The product of its digits is 1960000, while the sum is 48.
The spelling of 45154557147 in words is "forty-five billion, one hundred fifty-four million, five hundred fifty-seven thousand, one hundred forty-seven".
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