Base | Representation |
---|---|
bin | 100000100000010… |
… | …111000101111001 |
3 | 1102000011212012012 |
4 | 200200113011321 |
5 | 2104102312410 |
6 | 130040455305 |
7 | 16341301442 |
oct | 4040270571 |
9 | 1360155165 |
10 | 545354105 |
11 | 25a92467a |
12 | 13277a535 |
13 | 88ca494a |
14 | 526002c9 |
15 | 32d26605 |
hex | 20817179 |
545354105 has 4 divisors (see below), whose sum is σ = 654424932. Its totient is φ = 436283280.
The previous prime is 545354057. The next prime is 545354123. The reversal of 545354105 is 501453545.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 501453545 = 5 ⋅100290709.
It can be written as a sum of positive squares in 2 ways, for example, as 76545001 + 468809104 = 8749^2 + 21652^2 .
It is not a de Polignac number, because 545354105 - 26 = 545354041 is a prime.
It is a super-2 number, since 2×5453541052 = 594822199680702050, which contains 22 as substring.
It is a Duffinian 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, 54535406 + ... + 54535415.
It is an arithmetic number, because the mean of its divisors is an integer number (163606233).
Almost surely, 2545354105 is an apocalyptic number.
It is an amenable number.
545354105 is a deficient number, since it is larger than the sum of its proper divisors (109070827).
545354105 is a wasteful number, since it uses less digits than its factorization.
545354105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109070826.
The product of its (nonzero) digits is 30000, while the sum is 32.
The square root of 545354105 is about 23352.8179241821. The cubic root of 545354105 is about 817.0077863213.
The spelling of 545354105 in words is "five hundred forty-five million, three hundred fifty-four thousand, one hundred five".
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