Base | Representation |
---|---|
bin | 11100111010100… |
… | …111011101101100 |
3 | 1020210212001120100 |
4 | 130322213131230 |
5 | 1443143044134 |
6 | 120045551100 |
7 | 15010343322 |
oct | 3472473554 |
9 | 1223761510 |
10 | 485128044 |
11 | 229929975 |
12 | 116575490 |
13 | 79678b1b |
14 | 48603d12 |
15 | 2c8cb999 |
hex | 1cea776c |
485128044 has 36 divisors (see below), whose sum is σ = 1237556320. Its totient is φ = 160224480.
The previous prime is 485128009. The next prime is 485128067. The reversal of 485128044 is 440821584.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57892 + ... + 65739.
Almost surely, 2485128044 is an apocalyptic number.
It is an amenable number.
485128044 is an abundant number, since it is smaller than the sum of its proper divisors (752428276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485128044 is a wasteful number, since it uses less digits than its factorization.
485128044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123750 (or 123745 counting only the distinct ones).
The product of its (nonzero) digits is 40960, while the sum is 36.
The square root of 485128044 is about 22025.6224429640. The cubic root of 485128044 is about 785.7519369474.
The spelling of 485128044 in words is "four hundred eighty-five million, one hundred twenty-eight thousand, forty-four".
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