Base | Representation |
---|---|
bin | 100000100001000… |
… | …101111010001110 |
3 | 1102000112121020121 |
4 | 200201011322032 |
5 | 2104124431440 |
6 | 130044535154 |
7 | 16343030512 |
oct | 4041057216 |
9 | 1360477217 |
10 | 545545870 |
11 | 25aa45761 |
12 | 1328514ba |
13 | 8904100c |
14 | 52650142 |
15 | 32d6334a |
hex | 20845e8e |
545545870 has 8 divisors (see below), whose sum is σ = 981982584. Its totient is φ = 218218344.
The previous prime is 545545853. The next prime is 545545927. The reversal of 545545870 is 78545545.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 27277284 + ... + 27277303.
It is an arithmetic number, because the mean of its divisors is an integer number (122747823).
Almost surely, 2545545870 is an apocalyptic number.
545545870 is a deficient number, since it is larger than the sum of its proper divisors (436436714).
545545870 is a wasteful number, since it uses less digits than its factorization.
545545870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54554594.
The product of its (nonzero) digits is 560000, while the sum is 43.
The square root of 545545870 is about 23356.9233847269. The cubic root of 545545870 is about 817.1035376483.
The spelling of 545545870 in words is "five hundred forty-five million, five hundred forty-five thousand, eight hundred seventy".
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