Base | Representation |
---|---|
bin | 111011101110000101… |
… | …0110110010000111110 |
3 | 110021000211000110200201 |
4 | 1313130022312100332 |
5 | 4100122424222224 |
6 | 134525525114114 |
7 | 12160050005662 |
oct | 1673412662076 |
9 | 407024013621 |
10 | 128247882814 |
11 | 4a43164a5a7 |
12 | 20a31b5893a |
13 | c12abab2bc |
14 | 62c88d88a2 |
15 | 3509117a44 |
hex | 1ddc2b643e |
128247882814 has 4 divisors (see below), whose sum is σ = 192371824224. Its totient is φ = 64123941406.
The previous prime is 128247882767. The next prime is 128247882857. The reversal of 128247882814 is 418288742821.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 418288742821 = 29327 ⋅14262923.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32061970702 + ... + 32061970705.
It is an arithmetic number, because the mean of its divisors is an integer number (48092956056).
Almost surely, 2128247882814 is an apocalyptic number.
128247882814 is a deficient number, since it is larger than the sum of its proper divisors (64123941410).
128247882814 is an equidigital number, since it uses as much as digits as its factorization.
128247882814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64123941409.
The product of its digits is 3670016, while the sum is 55.
The spelling of 128247882814 in words is "one hundred twenty-eight billion, two hundred forty-seven million, eight hundred eighty-two thousand, eight hundred fourteen".
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