Base | Representation |
---|---|
bin | 10000010101000… |
… | …10011011100001 |
3 | 100112202022111111 |
4 | 20022202123201 |
5 | 240031331233 |
6 | 21331543321 |
7 | 3252212110 |
oct | 1012423341 |
9 | 315668444 |
10 | 136980193 |
11 | 7035a279 |
12 | 39a5ab41 |
13 | 224c098c |
14 | 14299c77 |
15 | c05bacd |
hex | 82a26e1 |
136980193 has 8 divisors (see below), whose sum is σ = 158693888. Its totient is φ = 115802784.
The previous prime is 136980187. The next prime is 136980209. The reversal of 136980193 is 391089631.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 136980193 - 25 = 136980161 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (136980113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133521 + ... + 134542.
It is an arithmetic number, because the mean of its divisors is an integer number (19836736).
Almost surely, 2136980193 is an apocalyptic number.
It is an amenable number.
136980193 is a deficient number, since it is larger than the sum of its proper divisors (21713695).
136980193 is an equidigital number, since it uses as much as digits as its factorization.
136980193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268143.
The product of its (nonzero) digits is 34992, while the sum is 40.
The square root of 136980193 is about 11703.8537670290. The cubic root of 136980193 is about 515.4888286049.
The spelling of 136980193 in words is "one hundred thirty-six million, nine hundred eighty thousand, one hundred ninety-three".
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