Base | Representation |
---|---|
bin | 111011110001111100000… |
… | …0111000111111101101001 |
3 | 1002002110021221002110121002 |
4 | 1313203320013013331221 |
5 | 2034103123330242040 |
6 | 25250235340124345 |
7 | 1505411416306004 |
oct | 167437007077551 |
9 | 32073257073532 |
10 | 8216140087145 |
11 | 2688499980831 |
12 | b084148366b5 |
13 | 477a17a07453 |
14 | 20594015a53b |
15 | e3ac2352a15 |
hex | 778f81c7f69 |
8216140087145 has 8 divisors (see below), whose sum is σ = 9984170232960. Its totient is φ = 6489710650800.
The previous prime is 8216140087123. The next prime is 8216140087159. The reversal of 8216140087145 is 5417800416128.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8216140087145 - 212 = 8216140083049 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 8216140087145.
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, 10400176931 + ... + 10400177720.
It is an arithmetic number, because the mean of its divisors is an integer number (1248021279120).
Almost surely, 28216140087145 is an apocalyptic number.
It is an amenable number.
8216140087145 is a deficient number, since it is larger than the sum of its proper divisors (1768030145815).
8216140087145 is a wasteful number, since it uses less digits than its factorization.
8216140087145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20800354735.
The product of its (nonzero) digits is 430080, while the sum is 47.
The spelling of 8216140087145 in words is "eight trillion, two hundred sixteen billion, one hundred forty million, eighty-seven thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •