Base | Representation |
---|---|
bin | 1101010011010… |
… | …0010111001111 |
3 | 10212222101010112 |
4 | 3110310113033 |
5 | 103240222012 |
6 | 5311430235 |
7 | 1245125111 |
oct | 324642717 |
9 | 125871115 |
10 | 55789007 |
11 | 2954511a |
12 | 1682537b |
13 | b734361 |
14 | 75a33b1 |
15 | 4d70122 |
hex | 35345cf |
55789007 has 8 divisors (see below), whose sum is σ = 59788896. Its totient is φ = 51920352.
The previous prime is 55789001. The next prime is 55789037. The reversal of 55789007 is 70098755.
It is a happy number.
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 55789007 - 24 = 55788991 is a prime.
It is a super-2 number, since 2×557890072 = 6224826604092098, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55789001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31928 + ... + 33629.
It is an arithmetic number, because the mean of its divisors is an integer number (7473612).
Almost surely, 255789007 is an apocalyptic number.
55789007 is a deficient number, since it is larger than the sum of its proper divisors (3999889).
55789007 is a wasteful number, since it uses less digits than its factorization.
55789007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65617.
The product of its (nonzero) digits is 88200, while the sum is 41.
The square root of 55789007 is about 7469.2039067092. The cubic root of 55789007 is about 382.1051376768.
The spelling of 55789007 in words is "fifty-five million, seven hundred eighty-nine thousand, seven".
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