Base | Representation |
---|---|
bin | 1011100111110000011010… |
… | …1100111100100101011101 |
3 | 1200020112022201012211210221 |
4 | 2321330012230330211131 |
5 | 3133322101334321024 |
6 | 43101544501201341 |
7 | 2456103556152361 |
oct | 271740654744535 |
9 | 50215281184727 |
10 | 12777640151389 |
11 | 4086a6a831373 |
12 | 1524485a00251 |
13 | 718c070c33b9 |
14 | 3226264912a1 |
15 | 1725982023e4 |
hex | b9f06b3c95d |
12777640151389 has 8 divisors (see below), whose sum is σ = 12855425008608. Its totient is φ = 12699934307280.
The previous prime is 12777640151371. The next prime is 12777640151411. The reversal of 12777640151389 is 98315104677721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12777640151389 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12777640151329) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19428847 + ... + 20075740.
It is an arithmetic number, because the mean of its divisors is an integer number (1606928126076).
It is a 1-persistent number, because it is pandigital, but 2⋅12777640151389 = 25555280302778 is not.
Almost surely, 212777640151389 is an apocalyptic number.
It is an amenable number.
12777640151389 is a deficient number, since it is larger than the sum of its proper divisors (77784857219).
12777640151389 is a wasteful number, since it uses less digits than its factorization.
12777640151389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39506555.
The product of its (nonzero) digits is 17781120, while the sum is 61.
The spelling of 12777640151389 in words is "twelve trillion, seven hundred seventy-seven billion, six hundred forty million, one hundred fifty-one thousand, three hundred eighty-nine".
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