Base | Representation |
---|---|
bin | 11101001100111011101100… |
… | …101111000101111010010000 |
3 | 121211201222122202011102000100 |
4 | 131030323230233011322100 |
5 | 113313212401431243234 |
6 | 1133052515041252400 |
7 | 36023624523306324 |
oct | 3514735457057220 |
9 | 554658582142010 |
10 | 128432083852944 |
11 | 37a16817132393 |
12 | 124a2bb9034100 |
13 | 568812a67a621 |
14 | 23a02089a1984 |
15 | ecac2ea16399 |
hex | 74ceecbc5e90 |
128432083852944 has 45 divisors (see below), whose sum is σ = 359431837487203. Its totient is φ = 42810649286496.
The previous prime is 128432083852931. The next prime is 128432083853011. The reversal of 128432083852944 is 449258380234821.
The square root of 128432083852944 is 11332788.
It is a perfect power (a square), and thus also a powerful number.
128432083852944 is a `hidden beast` number, since 1 + 2 + 8 + 4 + 3 + 20 + 83 + 8 + 529 + 4 + 4 = 666.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 135521257 + ... + 136465655.
Almost surely, 2128432083852944 is an apocalyptic number.
128432083852944 is the 11332788-th square number.
It is an amenable number.
128432083852944 is an abundant number, since it is smaller than the sum of its proper divisors (230999753634259).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128432083852944 is an frugal number, since it uses more digits than its factorization.
128432083852944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1888812 (or 944404 counting only the distinct ones).
The product of its (nonzero) digits is 106168320, while the sum is 63.
The spelling of 128432083852944 in words is "one hundred twenty-eight trillion, four hundred thirty-two billion, eighty-three million, eight hundred fifty-two thousand, nine hundred forty-four".
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