Base | Representation |
---|---|
bin | 111010010111011… |
… | …101110111001100 |
3 | 2112020121001020120 |
4 | 322113131313030 |
5 | 4001140331111 |
6 | 241100144540 |
7 | 33160214262 |
oct | 7227356714 |
9 | 2466531216 |
10 | 979230156 |
11 | 462828123 |
12 | 233b38150 |
13 | 127b47538 |
14 | 940a2432 |
15 | 5ae7c406 |
hex | 3a5dddcc |
979230156 has 12 divisors (see below), whose sum is σ = 2284870392. Its totient is φ = 326410048.
The previous prime is 979230149. The next prime is 979230157. The reversal of 979230156 is 651032979.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (979230157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40801245 + ... + 40801268.
It is an arithmetic number, because the mean of its divisors is an integer number (190405866).
Almost surely, 2979230156 is an apocalyptic number.
It is an amenable number.
979230156 is an abundant number, since it is smaller than the sum of its proper divisors (1305640236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
979230156 is a wasteful number, since it uses less digits than its factorization.
979230156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81602520 (or 81602518 counting only the distinct ones).
The product of its (nonzero) digits is 102060, while the sum is 42.
The square root of 979230156 is about 31292.6533870172. The cubic root of 979230156 is about 993.0282259896.
The spelling of 979230156 in words is "nine hundred seventy-nine million, two hundred thirty thousand, one hundred fifty-six".
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