Base | Representation |
---|---|
bin | 11111101010010011100… |
… | …00110010101011010110 |
3 | 10211222222010111221200220 |
4 | 33311021300302223112 |
5 | 120310421222100032 |
6 | 2151431414215210 |
7 | 141411201403242 |
oct | 17651160625326 |
9 | 3758863457626 |
10 | 1087864253142 |
11 | 38a3a7012837 |
12 | 156a03654506 |
13 | 7b77b795284 |
14 | 3a91d831422 |
15 | 1d47036912c |
hex | fd49c32ad6 |
1087864253142 has 16 divisors (see below), whose sum is σ = 2187119757312. Its totient is φ = 360722875880.
The previous prime is 1087864253131. The next prime is 1087864253191. The reversal of 1087864253142 is 2413524687801.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474634218 + ... + 474636509.
It is an arithmetic number, because the mean of its divisors is an integer number (136694984832).
Almost surely, 21087864253142 is an apocalyptic number.
1087864253142 is an abundant number, since it is smaller than the sum of its proper divisors (1099255504170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1087864253142 is a wasteful number, since it uses less digits than its factorization.
1087864253142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 949270923.
The product of its (nonzero) digits is 2580480, while the sum is 51.
The spelling of 1087864253142 in words is "one trillion, eighty-seven billion, eight hundred sixty-four million, two hundred fifty-three thousand, one hundred forty-two".
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