Base | Representation |
---|---|
bin | 1010001000100010… |
… | …0010111000000010 |
3 | 21000120102212221001 |
4 | 2202020202320002 |
5 | 21032324231434 |
6 | 1125530122214 |
7 | 124256612353 |
oct | 24210427002 |
9 | 7016385831 |
10 | 2720148994 |
11 | 11764a9222 |
12 | 63ab8036a |
13 | 34471c924 |
14 | 1bb399d2a |
15 | 10dc15114 |
hex | a2222e02 |
2720148994 has 4 divisors (see below), whose sum is σ = 4080223494. Its totient is φ = 1360074496.
The previous prime is 2720148983. The next prime is 2720149001. The reversal of 2720148994 is 4998410272.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 2126593225 + 593555769 = 46115^2 + 24363^2 .
It is a super-3 number, since 3×27201489943 (a number of 29 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680037247 + ... + 680037250.
Almost surely, 22720148994 is an apocalyptic number.
2720148994 is a deficient number, since it is larger than the sum of its proper divisors (1360074500).
2720148994 is a wasteful number, since it uses less digits than its factorization.
2720148994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1360074499.
The product of its (nonzero) digits is 290304, while the sum is 46.
The square root of 2720148994 is about 52155.0476368299. The cubic root of 2720148994 is about 1395.9318968673.
The spelling of 2720148994 in words is "two billion, seven hundred twenty million, one hundred forty-eight thousand, nine hundred ninety-four".
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