Base | Representation |
---|---|
bin | 10000101011001000… |
… | …01011111001110010 |
3 | 212002212021121120110 |
4 | 20111210023321302 |
5 | 121313121221231 |
6 | 4040134522150 |
7 | 434555360241 |
oct | 102544137162 |
9 | 25085247513 |
10 | 8951742066 |
11 | 3884030343 |
12 | 1899b06356 |
13 | ac8784ac7 |
14 | 60cc52958 |
15 | 375d48046 |
hex | 21590be72 |
8951742066 has 32 divisors (see below), whose sum is σ = 18210170880. Its totient is φ = 2933231616.
The previous prime is 8951742053. The next prime is 8951742067. The reversal of 8951742066 is 6602471598.
It is not an unprimeable number, because it can be changed into a prime (8951742067) 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, 29170 + ... + 136946.
It is an arithmetic number, because the mean of its divisors is an integer number (569067840).
Almost surely, 28951742066 is an apocalyptic number.
8951742066 is an abundant number, since it is smaller than the sum of its proper divisors (9258428814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8951742066 is a wasteful number, since it uses less digits than its factorization.
8951742066 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108018.
The product of its (nonzero) digits is 725760, while the sum is 48.
The square root of 8951742066 is about 94613.6462990408. The cubic root of 8951742066 is about 2076.3593601826.
The spelling of 8951742066 in words is "eight billion, nine hundred fifty-one million, seven hundred forty-two thousand, sixty-six".
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