Base | Representation |
---|---|
bin | 10000010101100… |
… | …10111101010001 |
3 | 100112212202100202 |
4 | 20022302331101 |
5 | 240041013024 |
6 | 21333224545 |
7 | 3252613346 |
oct | 1012627521 |
9 | 315782322 |
10 | 137047889 |
11 | 703a6120 |
12 | 39a92155 |
13 | 22515734 |
14 | 142b67cd |
15 | c071bae |
hex | 82b2f51 |
137047889 has 8 divisors (see below), whose sum is σ = 153547968. Its totient is φ = 121221360.
The previous prime is 137047879. The next prime is 137047901. The reversal of 137047889 is 988740731.
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 137047889 - 220 = 135999313 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (137047819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167957 + ... + 168770.
It is an arithmetic number, because the mean of its divisors is an integer number (19193496).
Almost surely, 2137047889 is an apocalyptic number.
It is an amenable number.
137047889 is a deficient number, since it is larger than the sum of its proper divisors (16500079).
137047889 is a wasteful number, since it uses less digits than its factorization.
137047889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 336775.
The product of its (nonzero) digits is 338688, while the sum is 47.
The square root of 137047889 is about 11706.7454486719. The cubic root of 137047889 is about 515.5737333002.
The spelling of 137047889 in words is "one hundred thirty-seven million, forty-seven thousand, eight hundred eighty-nine".
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