Base | Representation |
---|---|
bin | 11000100011010101011010… |
… | …111001101111010001000101 |
3 | 112011022220121022100111022021 |
4 | 120203111122321233101011 |
5 | 103123131144223431424 |
6 | 1021353531243203141 |
7 | 31513251136542001 |
oct | 3043253271572105 |
9 | 464286538314267 |
10 | 107981297873989 |
11 | 3145167a646321 |
12 | 1013b5ba2164b1 |
13 | 4833792204847 |
14 | 1c944736d5701 |
15 | c73c948d94e4 |
hex | 62355ae6f445 |
107981297873989 has 16 divisors (see below), whose sum is σ = 109838322397440. Its totient is φ = 106127096040000.
The previous prime is 107981297873971. The next prime is 107981297873993. The reversal of 107981297873989 is 989378792189701.
It is a cyclic number.
It is not a de Polignac number, because 107981297873989 - 27 = 107981297873861 is a prime.
It is a super-2 number, since 2×1079812978739892 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (107981297873489) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 633790164 + ... + 633960514.
It is an arithmetic number, because the mean of its divisors is an integer number (6864895149840).
Almost surely, 2107981297873989 is an apocalyptic number.
It is an amenable number.
107981297873989 is a deficient number, since it is larger than the sum of its proper divisors (1857024523451).
107981297873989 is a wasteful number, since it uses less digits than its factorization.
107981297873989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178572.
The product of its (nonzero) digits is 6913299456, while the sum is 88.
The spelling of 107981297873989 in words is "one hundred seven trillion, nine hundred eighty-one billion, two hundred ninety-seven million, eight hundred seventy-three thousand, nine hundred eighty-nine".
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