Base | Representation |
---|---|
bin | 1011011011111111101010… |
… | …1101010010011010000100 |
3 | 1122112012202110211112012200 |
4 | 2312333322231102122010 |
5 | 3122014234303420033 |
6 | 42425050053314500 |
7 | 2435361324432444 |
oct | 266777255223204 |
9 | 48465673745180 |
10 | 12575575451268 |
11 | 40092a9552435 |
12 | 14b1292935a30 |
13 | 702b440c579b |
14 | 3169380b2124 |
15 | 16c1bd88a013 |
hex | b6ffab52684 |
12575575451268 has 36 divisors (see below), whose sum is σ = 33461326494960. Its totient is φ = 3971234352816.
The previous prime is 12575575451261. The next prime is 12575575451303. The reversal of 12575575451268 is 86215457557521.
12575575451268 is a `hidden beast` number, since 1 + 2 + 5 + 7 + 5 + 5 + 7 + 54 + 512 + 68 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (12575575451261) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9192671430 + ... + 9192672797.
Almost surely, 212575575451268 is an apocalyptic number.
12575575451268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
12575575451268 is an abundant number, since it is smaller than the sum of its proper divisors (20885751043692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12575575451268 is a wasteful number, since it uses less digits than its factorization.
12575575451268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18385344256 (or 18385344251 counting only the distinct ones).
The product of its digits is 117600000, while the sum is 63.
The spelling of 12575575451268 in words is "twelve trillion, five hundred seventy-five billion, five hundred seventy-five million, four hundred fifty-one thousand, two hundred sixty-eight".
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