Base | Representation |
---|---|
bin | 1011110101011100011110… |
… | …1110100010101101000110 |
3 | 1201002000022212202200212022 |
4 | 2331113013232202231012 |
5 | 3201200212020300332 |
6 | 43402000110523142 |
7 | 2512100324560250 |
oct | 275270756425506 |
9 | 51060285680768 |
10 | 13012806806342 |
11 | 4167778220972 |
12 | 1561b768064b2 |
13 | 735144016b35 |
14 | 32db74c60cd0 |
15 | 17875db76212 |
hex | bd5c7ba2b46 |
13012806806342 has 64 divisors (see below), whose sum is σ = 23159918960640. Its totient is φ = 5367635769600.
The previous prime is 13012806806309. The next prime is 13012806806347. The reversal of 13012806806342 is 24360860821031.
It is a junction number, because it is equal to n+sod(n) for n = 13012806806293 and 13012806806302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13012806806347) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55704368 + ... + 55937484.
It is an arithmetic number, because the mean of its divisors is an integer number (361873733760).
Almost surely, 213012806806342 is an apocalyptic number.
13012806806342 is a deficient number, since it is larger than the sum of its proper divisors (10147112154298).
13012806806342 is a wasteful number, since it uses less digits than its factorization.
13012806806342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 234477.
The product of its (nonzero) digits is 331776, while the sum is 44.
The spelling of 13012806806342 in words is "thirteen trillion, twelve billion, eight hundred six million, eight hundred six thousand, three hundred forty-two".
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