Base | Representation |
---|---|
bin | 10000010101010001… |
… | …10010100001010010 |
3 | 211122002021211202220 |
4 | 20022220302201102 |
5 | 120424202240232 |
6 | 4010025121510 |
7 | 430201110525 |
oct | 101250624122 |
9 | 24562254686 |
10 | 8768399442 |
11 | 379a595310 |
12 | 1848629296 |
13 | a997b064a |
14 | 5d2768bbc |
15 | 364bce42c |
hex | 20aa32852 |
8768399442 has 32 divisors (see below), whose sum is σ = 19373230080. Its totient is φ = 2623455120.
The previous prime is 8768399407. The next prime is 8768399443. The reversal of 8768399442 is 2449938678.
It is a super-2 number, since 2×87683994422 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8768399443) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835638 + ... + 846065.
It is an arithmetic number, because the mean of its divisors is an integer number (605413440).
Almost surely, 28768399442 is an apocalyptic number.
8768399442 is an abundant number, since it is smaller than the sum of its proper divisors (10604830638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8768399442 is a wasteful number, since it uses less digits than its factorization.
8768399442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1681798.
The product of its digits is 20901888, while the sum is 60.
The square root of 8768399442 is about 93639.7321760373. The cubic root of 8768399442 is about 2062.0860072508.
The spelling of 8768399442 in words is "eight billion, seven hundred sixty-eight million, three hundred ninety-nine thousand, four hundred forty-two".
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