Base | Representation |
---|---|
bin | 1000000101011101… |
… | …0011110001001011 |
3 | 12121020221021111120 |
4 | 2001113103301023 |
5 | 13421103334042 |
6 | 555210330323 |
7 | 104532564450 |
oct | 20127236113 |
9 | 5536837446 |
10 | 2170371147 |
11 | a14132a6a |
12 | 506a299a3 |
13 | 2878595a9 |
14 | 168367827 |
15 | ca817dec |
hex | 815d3c4b |
2170371147 has 64 divisors (see below), whose sum is σ = 3589899264. Its totient is φ = 1138176000.
The previous prime is 2170371143. The next prime is 2170371173. The reversal of 2170371147 is 7411730712.
It is not a de Polignac number, because 2170371147 - 22 = 2170371143 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2170371143) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4748943 + ... + 4749399.
It is an arithmetic number, because the mean of its divisors is an integer number (56092176).
Almost surely, 22170371147 is an apocalyptic number.
2170371147 is a deficient number, since it is larger than the sum of its proper divisors (1419528117).
2170371147 is a wasteful number, since it uses less digits than its factorization.
2170371147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 788.
The product of its (nonzero) digits is 8232, while the sum is 33.
The square root of 2170371147 is about 46587.2423201889. The cubic root of 2170371147 is about 1294.7263966834.
The spelling of 2170371147 in words is "two billion, one hundred seventy million, three hundred seventy-one thousand, one hundred forty-seven".
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