Base | Representation |
---|---|
bin | 111010010111110… |
… | …011110010101100 |
3 | 2112020202121110101 |
4 | 322113303302230 |
5 | 4001201214410 |
6 | 241102120444 |
7 | 33161040202 |
oct | 7227636254 |
9 | 2466677411 |
10 | 979319980 |
11 | 462889661 |
12 | 233b80124 |
13 | 127b793a2 |
14 | 940c7072 |
15 | 5ae98d3a |
hex | 3a5f3cac |
979319980 has 24 divisors (see below), whose sum is σ = 2057162688. Its totient is φ = 391615488.
The previous prime is 979319963. The next prime is 979319981. The reversal of 979319980 is 89913979.
It is not an unprimeable number, because it can be changed into a prime (979319981) 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, 122877 + ... + 130603.
It is an arithmetic number, because the mean of its divisors is an integer number (85715112).
Almost surely, 2979319980 is an apocalyptic number.
It is an amenable number.
979319980 is an abundant number, since it is smaller than the sum of its proper divisors (1077842708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
979319980 is a wasteful number, since it uses less digits than its factorization.
979319980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14073 (or 14071 counting only the distinct ones).
The product of its (nonzero) digits is 1102248, while the sum is 55.
The square root of 979319980 is about 31294.0885791550. The cubic root of 979319980 is about 993.0585882899.
The spelling of 979319980 in words is "nine hundred seventy-nine million, three hundred nineteen thousand, nine hundred eighty".
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