Base | Representation |
---|---|
bin | 10111110000100… |
… | …01101011000110 |
3 | 111220000120201021 |
4 | 23320101223012 |
5 | 402010124310 |
6 | 31435421354 |
7 | 4640015620 |
oct | 1370215306 |
9 | 456016637 |
10 | 199301830 |
11 | a2556462 |
12 | 568b485a |
13 | 323a15a0 |
14 | 1c67dc10 |
15 | 1276c5da |
hex | be11ac6 |
199301830 has 64 divisors (see below), whose sum is σ = 464808960. Its totient is φ = 59750784.
The previous prime is 199301827. The next prime is 199301857. The reversal of 199301830 is 38103991.
199301830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11527 + ... + 23053.
It is an arithmetic number, because the mean of its divisors is an integer number (7262640).
Almost surely, 2199301830 is an apocalyptic number.
199301830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
199301830 is the 11527-th pentagonal number.
199301830 is an abundant number, since it is smaller than the sum of its proper divisors (265507130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199301830 is a wasteful number, since it uses less digits than its factorization.
199301830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11573.
The product of its (nonzero) digits is 5832, while the sum is 34.
The square root of 199301830 is about 14117.4300069099. The cubic root of 199301830 is about 584.1222671224.
The spelling of 199301830 in words is "one hundred ninety-nine million, three hundred one thousand, eight hundred thirty".
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