Base | Representation |
---|---|
bin | 101111110011110… |
… | …101010111110011 |
3 | 2001220022202211000 |
4 | 233303311113303 |
5 | 3120320221412 |
6 | 211332053043 |
7 | 25606611561 |
oct | 5763652763 |
9 | 2056282730 |
10 | 802117107 |
11 | 381857500 |
12 | 1a4764183 |
13 | ca24470c |
14 | 7875aa31 |
15 | 4a6444dc |
hex | 2fcf55f3 |
802117107 has 24 divisors (see below), whose sum is σ = 1306177040. Its totient is φ = 486129600.
The previous prime is 802117097. The next prime is 802117123. The reversal of 802117107 is 701711208.
It is not a de Polignac number, because 802117107 - 27 = 802116979 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (802117907) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119494 + ... + 126027.
Almost surely, 2802117107 is an apocalyptic number.
802117107 is a deficient number, since it is larger than the sum of its proper divisors (504059933).
802117107 is a wasteful number, since it uses less digits than its factorization.
802117107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245552 (or 245535 counting only the distinct ones).
The product of its (nonzero) digits is 784, while the sum is 27.
The square root of 802117107 is about 28321.6720375051. The cubic root of 802117107 is about 929.1359404301.
The spelling of 802117107 in words is "eight hundred two million, one hundred seventeen thousand, one hundred seven".
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