Base | Representation |
---|---|
bin | 1011010011100111110… |
… | …0110100011000000000 |
3 | 200120101022200122201111 |
4 | 2310321330310120000 |
5 | 11140303404212200 |
6 | 225122453013104 |
7 | 20014406553262 |
oct | 2647174643000 |
9 | 616338618644 |
10 | 194245772800 |
11 | 75419747132 |
12 | 31790624194 |
13 | 15418145a01 |
14 | 9589babb32 |
15 | 50bd1d80ba |
hex | 2d39f34600 |
194245772800 has 60 divisors (see below), whose sum is σ = 481259109276. Its totient is φ = 77698304000.
The previous prime is 194245772753. The next prime is 194245772803. The reversal of 194245772800 is 8277542491.
194245772800 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (194245772803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7574926 + ... + 7600525.
Almost surely, 2194245772800 is an apocalyptic number.
194245772800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
194245772800 is an abundant number, since it is smaller than the sum of its proper divisors (287013336476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
194245772800 is an equidigital number, since it uses as much as digits as its factorization.
194245772800 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15175479 (or 15175458 counting only the distinct ones).
The product of its (nonzero) digits is 1128960, while the sum is 49.
The spelling of 194245772800 in words is "one hundred ninety-four billion, two hundred forty-five million, seven hundred seventy-two thousand, eight hundred".
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