Base | Representation |
---|---|
bin | 111101101100100… |
… | …1011111010110101 |
3 | 12100021110001111200 |
4 | 1323121023322311 |
5 | 13214432344424 |
6 | 541231323113 |
7 | 102205260324 |
oct | 17331137265 |
9 | 5307401450 |
10 | 2070199989 |
11 | 972634990 |
12 | 499380499 |
13 | 26cb85c10 |
14 | 158d300bb |
15 | c1b2c8c9 |
hex | 7b64beb5 |
2070199989 has 48 divisors (see below), whose sum is σ = 3532873344. Its totient is φ = 1151625600.
The previous prime is 2070199979. The next prime is 2070200051. The reversal of 2070199989 is 9899910702.
It is not a de Polignac number, because 2070199989 - 29 = 2070199477 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2070199979) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 228504 + ... + 237390.
It is an arithmetic number, because the mean of its divisors is an integer number (73601528).
Almost surely, 22070199989 is an apocalyptic number.
It is an amenable number.
2070199989 is a deficient number, since it is larger than the sum of its proper divisors (1462673355).
2070199989 is a wasteful number, since it uses less digits than its factorization.
2070199989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9098 (or 9095 counting only the distinct ones).
The product of its (nonzero) digits is 734832, while the sum is 54.
The square root of 2070199989 is about 45499.4504252524. The cubic root of 2070199989 is about 1274.4929397789.
The spelling of 2070199989 in words is "two billion, seventy million, one hundred ninety-nine thousand, nine hundred eighty-nine".
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