Base | Representation |
---|---|
bin | 11100111010111… |
… | …000101110111100 |
3 | 1020210222122121012 |
4 | 130322320232330 |
5 | 1443202330110 |
6 | 120051254352 |
7 | 15011056463 |
oct | 3472705674 |
9 | 1223878535 |
10 | 485198780 |
11 | 229978030 |
12 | 1165aa3b8 |
13 | 796a2091 |
14 | 486219da |
15 | 2c8e2905 |
hex | 1ceb8bbc |
485198780 has 24 divisors (see below), whose sum is σ = 1111546800. Its totient is φ = 176435840.
The previous prime is 485198771. The next prime is 485198873. The reversal of 485198780 is 87891584.
It is a super-2 number, since 2×4851987802 = 470835712226976800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102505 + ... + 1102944.
It is an arithmetic number, because the mean of its divisors is an integer number (46314450).
Almost surely, 2485198780 is an apocalyptic number.
It is an amenable number.
485198780 is an abundant number, since it is smaller than the sum of its proper divisors (626348020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485198780 is a wasteful number, since it uses less digits than its factorization.
485198780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2205469 (or 2205467 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 50.
The square root of 485198780 is about 22027.2281506321. The cubic root of 485198780 is about 785.7901249739.
The spelling of 485198780 in words is "four hundred eighty-five million, one hundred ninety-eight thousand, seven hundred eighty".
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