Base | Representation |
---|---|
bin | 10001000110100100… |
… | …000110011111011100 |
3 | 1202101210121112212021 |
4 | 101012210012133130 |
5 | 300102104104301 |
6 | 12234114345524 |
7 | 1220033124655 |
oct | 210644063734 |
9 | 52353545767 |
10 | 18363738076 |
11 | 7873940242 |
12 | 3685b8b2a4 |
13 | 19686b6908 |
14 | c62c7252c |
15 | 7272a78a1 |
hex | 4469067dc |
18363738076 has 24 divisors (see below), whose sum is σ = 32247137664. Its totient is φ = 9150326640.
The previous prime is 18363738073. The next prime is 18363738077. The reversal of 18363738076 is 67083736381.
It is a happy number.
It is a super-2 number, since 2×183637380762 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18363738073) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1414551 + ... + 1427473.
It is an arithmetic number, because the mean of its divisors is an integer number (1343630736).
Almost surely, 218363738076 is an apocalyptic number.
It is an amenable number.
18363738076 is a deficient number, since it is larger than the sum of its proper divisors (13883399588).
18363738076 is a wasteful number, since it uses less digits than its factorization.
18363738076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14121 (or 14119 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 52.
The spelling of 18363738076 in words is "eighteen billion, three hundred sixty-three million, seven hundred thirty-eight thousand, seventy-six".
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