Base | Representation |
---|---|
bin | 10000010100111… |
… | …11111010101111 |
3 | 100112201210101101 |
4 | 20022133322233 |
5 | 240031014103 |
6 | 21331423531 |
7 | 3252140110 |
oct | 1012377257 |
9 | 315653341 |
10 | 136969903 |
11 | 70352574 |
12 | 39a54ba7 |
13 | 224b90a5 |
14 | 14296207 |
15 | c058a1d |
hex | 829feaf |
136969903 has 8 divisors (see below), whose sum is σ = 156649472. Its totient is φ = 117318456.
The previous prime is 136969897. The next prime is 136969907. The reversal of 136969903 is 309969631.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-136969903 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (136969907) 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 7 ways as a sum of consecutive naturals, for example, 4726 + ... + 17212.
It is an arithmetic number, because the mean of its divisors is an integer number (19581184).
Almost surely, 2136969903 is an apocalyptic number.
136969903 is a deficient number, since it is larger than the sum of its proper divisors (19679569).
136969903 is a wasteful number, since it uses less digits than its factorization.
136969903 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14061.
The product of its (nonzero) digits is 236196, while the sum is 46.
The square root of 136969903 is about 11703.4141599791. The cubic root of 136969903 is about 515.4759203813.
The spelling of 136969903 in words is "one hundred thirty-six million, nine hundred sixty-nine thousand, nine hundred three".
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