Base | Representation |
---|---|
bin | 11111101010001010001… |
… | …11101110101100110000 |
3 | 10211222202200222120221102 |
4 | 33311011013232230300 |
5 | 120310241303130310 |
6 | 2151415553143532 |
7 | 141406234446131 |
oct | 17650507565460 |
9 | 3758680876842 |
10 | 1087786380080 |
11 | 38a367064634 |
12 | 1569a155aba8 |
13 | 7b7685cb03a |
14 | 3a91335dc88 |
15 | 1d4685d58a5 |
hex | fd451eeb30 |
1087786380080 has 40 divisors (see below), whose sum is σ = 2530185044400. Its totient is φ = 434928451328.
The previous prime is 1087786380059. The next prime is 1087786380089. The reversal of 1087786380080 is 800836877801.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 1087786379998 and 1087786380025.
It is not an unprimeable number, because it can be changed into a prime (1087786380089) 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, 2719535 + ... + 3093774.
It is an arithmetic number, because the mean of its divisors is an integer number (63254626110).
Almost surely, 21087786380080 is an apocalyptic number.
1087786380080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1087786380080 is an abundant number, since it is smaller than the sum of its proper divisors (1442398664320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1087786380080 is a wasteful number, since it uses less digits than its factorization.
1087786380080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5815661 (or 5815655 counting only the distinct ones).
The product of its (nonzero) digits is 3612672, while the sum is 56.
The spelling of 1087786380080 in words is "one trillion, eighty-seven billion, seven hundred eighty-six million, three hundred eighty thousand, eighty".
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