Base | Representation |
---|---|
bin | 101000100001101… |
… | …010011000001010 |
3 | 1202101101011020212 |
4 | 220201222120022 |
5 | 2343024203340 |
6 | 151244521122 |
7 | 22564110362 |
oct | 5041523012 |
9 | 1671334225 |
10 | 679912970 |
11 | 31987a750 |
12 | 16b8501a2 |
13 | aab28489 |
14 | 664299a2 |
15 | 3ea55a65 |
hex | 2886a60a |
679912970 has 16 divisors (see below), whose sum is σ = 1335102048. Its totient is φ = 247241040.
The previous prime is 679912957. The next prime is 679912973. The reversal of 679912970 is 79219976.
It is not an unprimeable number, because it can be changed into a prime (679912973) 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, 3090404 + ... + 3090623.
It is an arithmetic number, because the mean of its divisors is an integer number (83443878).
Almost surely, 2679912970 is an apocalyptic number.
679912970 is a deficient number, since it is larger than the sum of its proper divisors (655189078).
679912970 is a wasteful number, since it uses less digits than its factorization.
679912970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6181045.
The product of its (nonzero) digits is 428652, while the sum is 50.
The square root of 679912970 is about 26075.1408433397. The cubic root of 679912970 is about 879.3284175285.
The spelling of 679912970 in words is "six hundred seventy-nine million, nine hundred twelve thousand, nine hundred seventy".
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