Base | Representation |
---|---|
bin | 100111111100000… |
… | …011101011010000 |
3 | 1201200211022211022 |
4 | 213330003223100 |
5 | 2333013230440 |
6 | 150253335012 |
7 | 22414242320 |
oct | 4774035320 |
9 | 1650738738 |
10 | 670055120 |
11 | 314257369 |
12 | 168497468 |
13 | a8a86527 |
14 | 64dc1280 |
15 | 3dc59cb5 |
hex | 27f03ad0 |
670055120 has 80 divisors (see below), whose sum is σ = 1784231040. Its totient is φ = 229243392.
The previous prime is 670055117. The next prime is 670055131. The reversal of 670055120 is 21550076.
670055120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
It is a self number, because there is not a number n which added to its sum of digits gives 670055120.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345674 + ... + 347606.
It is an arithmetic number, because the mean of its divisors is an integer number (22302888).
Almost surely, 2670055120 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 670055120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (892115520).
670055120 is an abundant number, since it is smaller than the sum of its proper divisors (1114175920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
670055120 is a wasteful number, since it uses less digits than its factorization.
670055120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2572 (or 2566 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 26.
The square root of 670055120 is about 25885.4229248819. The cubic root of 670055120 is about 875.0580075829.
The spelling of 670055120 in words is "six hundred seventy million, fifty-five thousand, one hundred twenty".
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