Base | Representation |
---|---|
bin | 1010011101101101… |
… | …11111110000101001 |
3 | 112111112021022220100 |
4 | 11032312333300221 |
5 | 43001202211311 |
6 | 2325245220013 |
7 | 256135162251 |
oct | 51666776051 |
9 | 15445238810 |
10 | 5618007081 |
11 | 2423244965 |
12 | 1109561609 |
13 | 6b6bc075b |
14 | 3b41b4961 |
15 | 22d32ea56 |
hex | 14edbfc29 |
5618007081 has 24 divisors (see below), whose sum is σ = 8263719360. Its totient is φ = 3676826016.
The previous prime is 5618007067. The next prime is 5618007089. The reversal of 5618007081 is 1807008165.
It is not a de Polignac number, because 5618007081 - 210 = 5618006057 is a prime.
It is a super-2 number, since 2×56180070812 = 63124007124332281122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (5618007089) 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, 403620 + ... + 417306.
It is an arithmetic number, because the mean of its divisors is an integer number (344321640).
Almost surely, 25618007081 is an apocalyptic number.
It is an amenable number.
5618007081 is a deficient number, since it is larger than the sum of its proper divisors (2645712279).
5618007081 is a wasteful number, since it uses less digits than its factorization.
5618007081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14525 (or 14522 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 36.
The square root of 5618007081 is about 74953.3660418263. The cubic root of 5618007081 is about 1777.7093668769.
The spelling of 5618007081 in words is "five billion, six hundred eighteen million, seven thousand, eighty-one".
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