Base | Representation |
---|---|
bin | 11101111100010111100… |
… | …10010111001000010011 |
3 | 10122100121210112002211221 |
4 | 32332023302113020103 |
5 | 113324032124344312 |
6 | 2104351011345511 |
7 | 134221450160215 |
oct | 16761362271023 |
9 | 3570553462757 |
10 | 1028842418707 |
11 | 3673697a5a74 |
12 | 1474912b2297 |
13 | 7603389bb9c |
14 | 37b20c445b5 |
15 | 1bb68933207 |
hex | ef8bc97213 |
1028842418707 has 6 divisors (see below), whose sum is σ = 1065543100388. Its totient is φ = 993365093112.
The previous prime is 1028842418687. The next prime is 1028842418761. The reversal of 1028842418707 is 7078142488201.
It is not a de Polignac number, because 1028842418707 - 235 = 994482680339 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1028842412707) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 611677173 + ... + 611678854.
Almost surely, 21028842418707 is an apocalyptic number.
1028842418707 is a deficient number, since it is larger than the sum of its proper divisors (36700681681).
1028842418707 is an equidigital number, since it uses as much as digits as its factorization.
1028842418707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1223356085 (or 1223356056 counting only the distinct ones).
The product of its (nonzero) digits is 1605632, while the sum is 52.
The spelling of 1028842418707 in words is "one trillion, twenty-eight billion, eight hundred forty-two million, four hundred eighteen thousand, seven hundred seven".
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