Base | Representation |
---|---|
bin | 11111011101001110110… |
… | …11100101011111001001 |
3 | 10211022212000002111101020 |
4 | 33232213123211133021 |
5 | 120202033012132201 |
6 | 2144311140543053 |
7 | 141042236602521 |
oct | 17564733453711 |
9 | 3738760074336 |
10 | 1080845817801 |
11 | 387425317452 |
12 | 1555850b1a89 |
13 | 7ac00706159 |
14 | 3a455676681 |
15 | 1d1ae10ca36 |
hex | fba76e57c9 |
1080845817801 has 32 divisors (see below), whose sum is σ = 1554868027008. Its totient is φ = 665306004480.
The previous prime is 1080845817787. The next prime is 1080845817803. The reversal of 1080845817801 is 1087185480801.
It is not a de Polignac number, because 1080845817801 - 225 = 1080812263369 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (1080845817803) 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, 31935250 + ... + 31969076.
It is an arithmetic number, because the mean of its divisors is an integer number (48589625844).
Almost surely, 21080845817801 is an apocalyptic number.
It is an amenable number.
1080845817801 is a deficient number, since it is larger than the sum of its proper divisors (474022209207).
1080845817801 is a wasteful number, since it uses less digits than its factorization.
1080845817801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45721.
The product of its (nonzero) digits is 573440, while the sum is 51.
The spelling of 1080845817801 in words is "one trillion, eighty billion, eight hundred forty-five million, eight hundred seventeen thousand, eight hundred one".
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