Base | Representation |
---|---|
bin | 11111111101101110010… |
… | …00111001000000011111 |
3 | 10212222212122221020001010 |
4 | 33332313020321000133 |
5 | 120443244020043123 |
6 | 2200314101350303 |
7 | 142230426231414 |
oct | 17766710710037 |
9 | 3788778836033 |
10 | 1098289221663 |
11 | 3938666a69a7 |
12 | 158a32a08393 |
13 | 7c750526aba |
14 | 3b22c1b810b |
15 | 1d8806bd993 |
hex | ffb723901f |
1098289221663 has 32 divisors (see below), whose sum is σ = 1581401122560. Its totient is φ = 675911174400.
The previous prime is 1098289221607. The next prime is 1098289221677. The reversal of 1098289221663 is 3661229828901.
It is not a de Polignac number, because 1098289221663 - 213 = 1098289213471 is a prime.
It is a super-2 number, since 2×10982892216632 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1098289222663) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1244688 + ... + 1935413.
It is an arithmetic number, because the mean of its divisors is an integer number (49418785080).
Almost surely, 21098289221663 is an apocalyptic number.
1098289221663 is a deficient number, since it is larger than the sum of its proper divisors (483111900897).
1098289221663 is a wasteful number, since it uses less digits than its factorization.
1098289221663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3180279.
The product of its (nonzero) digits is 4478976, while the sum is 57.
The spelling of 1098289221663 in words is "one trillion, ninety-eight billion, two hundred eighty-nine million, two hundred twenty-one thousand, six hundred sixty-three".
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