Base | Representation |
---|---|
bin | 11100111100100… |
… | …110101100100010 |
3 | 1020211211112102220 |
4 | 130330212230202 |
5 | 1443311233221 |
6 | 120105051510 |
7 | 15014643561 |
oct | 3474465442 |
9 | 1224745386 |
10 | 485649186 |
11 | 22a155470 |
12 | 116786b96 |
13 | 797cc0a9 |
14 | 486dbbd8 |
15 | 2c9810c6 |
hex | 1cf26b22 |
485649186 has 32 divisors (see below), whose sum is σ = 1105671168. Its totient is φ = 140767440.
The previous prime is 485649169. The next prime is 485649187. The reversal of 485649186 is 681946584.
It is not an unprimeable number, because it can be changed into a prime (485649187) 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, 158446 + ... + 161481.
It is an arithmetic number, because the mean of its divisors is an integer number (34552224).
Almost surely, 2485649186 is an apocalyptic number.
485649186 is a gapful number since it is divisible by the number (46) formed by its first and last digit.
485649186 is an abundant number, since it is smaller than the sum of its proper divisors (620021982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485649186 is a wasteful number, since it uses less digits than its factorization.
485649186 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 319966.
The product of its digits is 1658880, while the sum is 51.
The square root of 485649186 is about 22037.4496255805. The cubic root of 485649186 is about 786.0331972589.
The spelling of 485649186 in words is "four hundred eighty-five million, six hundred forty-nine thousand, one hundred eighty-six".
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