Base | Representation |
---|---|
bin | 100111010111100… |
… | …1000111011110100 |
3 | 10102001122202012001 |
4 | 1032233020323310 |
5 | 10201132331322 |
6 | 335025105044 |
7 | 44510101156 |
oct | 11657107364 |
9 | 3361582161 |
10 | 1320980212 |
11 | 618727a92 |
12 | 30a488184 |
13 | 1808a25c6 |
14 | c7622ad6 |
15 | 7ae86827 |
hex | 4ebc8ef4 |
1320980212 has 12 divisors (see below), whose sum is σ = 2334604356. Its totient is φ = 653950400.
The previous prime is 1320980209. The next prime is 1320980231. The reversal of 1320980212 is 2120890231.
It can be written as a sum of positive squares in 2 ways, for example, as 960132196 + 360848016 = 30986^2 + 18996^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1634473 + ... + 1635280.
It is an arithmetic number, because the mean of its divisors is an integer number (194550363).
Almost surely, 21320980212 is an apocalyptic number.
It is an amenable number.
1320980212 is a deficient number, since it is larger than the sum of its proper divisors (1013624144).
1320980212 is a wasteful number, since it uses less digits than its factorization.
1320980212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3269858 (or 3269856 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 1320980212 is about 36345.2914694600. The cubic root of 1320980212 is about 1097.2327722527.
The spelling of 1320980212 in words is "one billion, three hundred twenty million, nine hundred eighty thousand, two hundred twelve".
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