Base | Representation |
---|---|
bin | 1011110011110110010100… |
… | …1001011101110110000001 |
3 | 1200222101112200020220011101 |
4 | 2330331211021131312001 |
5 | 3200223031034204121 |
6 | 43341222550014401 |
7 | 2510106620213611 |
oct | 274754511356601 |
9 | 50871480226141 |
10 | 12985383116161 |
11 | 4157085271605 |
12 | 15587a2647401 |
13 | 73269361ba21 |
14 | 32c6d2a4ca41 |
15 | 177ba62ed491 |
hex | bcf6525dd81 |
12985383116161 has 8 divisors (see below), whose sum is σ = 13017514416480. Its totient is φ = 12953257244928.
The previous prime is 12985383116143. The next prime is 12985383116207. The reversal of 12985383116161 is 16161138358921.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12985383116161 - 213 = 12985383107969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12985383116131) 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, 3453345 + ... + 6156001.
It is an arithmetic number, because the mean of its divisors is an integer number (1627189302060).
Almost surely, 212985383116161 is an apocalyptic number.
It is an amenable number.
12985383116161 is a deficient number, since it is larger than the sum of its proper divisors (32131300319).
12985383116161 is a wasteful number, since it uses less digits than its factorization.
12985383116161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2714543.
The product of its digits is 1866240, while the sum is 55.
The spelling of 12985383116161 in words is "twelve trillion, nine hundred eighty-five billion, three hundred eighty-three million, one hundred sixteen thousand, one hundred sixty-one".
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