Base | Representation |
---|---|
bin | 10010110111011100… |
… | …10111000001001011 |
3 | 222010220011001221000 |
4 | 21123232113001023 |
5 | 131220434023110 |
6 | 4353023350043 |
7 | 506000333265 |
oct | 113356270113 |
9 | 28126131830 |
10 | 10128814155 |
11 | 43284a6a99 |
12 | 1b68152323 |
13 | c555ac275 |
14 | 6c12d4b35 |
15 | 3e43551c0 |
hex | 25bb9704b |
10128814155 has 16 divisors (see below), whose sum is σ = 18006780960. Its totient is φ = 5402034144.
The previous prime is 10128814147. The next prime is 10128814159. The reversal of 10128814155 is 55141882101.
It is not a de Polignac number, because 10128814155 - 23 = 10128814147 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10128814159) 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, 37513992 + ... + 37514261.
It is an arithmetic number, because the mean of its divisors is an integer number (1125423810).
Almost surely, 210128814155 is an apocalyptic number.
10128814155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
10128814155 is a deficient number, since it is larger than the sum of its proper divisors (7877966805).
10128814155 is an equidigital number, since it uses as much as digits as its factorization.
10128814155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75028267 (or 75028261 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 36.
The spelling of 10128814155 in words is "ten billion, one hundred twenty-eight million, eight hundred fourteen thousand, one hundred fifty-five".
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