Base | Representation |
---|---|
bin | 11101010001011110110001… |
… | …011111111100101111101110 |
3 | 121212211212101010000211011010 |
4 | 131101132301133330233232 |
5 | 113333322441343440420 |
6 | 1133452244012210050 |
7 | 36055330524206541 |
oct | 3521366137745756 |
9 | 555755333024133 |
10 | 128744622640110 |
11 | 3802731912a004 |
12 | 125336a1769926 |
13 | 56ab748156609 |
14 | 23b13b70d2858 |
15 | ed3e22dc14e0 |
hex | 7517b17fcbee |
128744622640110 has 32 divisors (see below), whose sum is σ = 310348270979712. Its totient is φ = 34180657521440.
The previous prime is 128744622640103. The next prime is 128744622640121. The reversal of 128744622640110 is 11046226447821.
It is a self number, because there is not a number n which added to its sum of digits gives 128744622640110.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9452608656 + ... + 9452622275.
It is an arithmetic number, because the mean of its divisors is an integer number (9698383468116).
Almost surely, 2128744622640110 is an apocalyptic number.
128744622640110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
128744622640110 is an abundant number, since it is smaller than the sum of its proper divisors (181603648339602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128744622640110 is a wasteful number, since it uses less digits than its factorization.
128744622640110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18905231168.
The product of its (nonzero) digits is 1032192, while the sum is 48.
The spelling of 128744622640110 in words is "one hundred twenty-eight trillion, seven hundred forty-four billion, six hundred twenty-two million, six hundred forty thousand, one hundred ten".
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