Base | Representation |
---|---|
bin | 11111000101010110101000… |
… | …10010001001010010100000 |
3 | 22222000112202212022001100100 |
4 | 33202223110102021102200 |
5 | 32424401304243344401 |
6 | 401213124253022400 |
7 | 20253250455456510 |
oct | 1742532422112240 |
9 | 288015685261310 |
10 | 68353671074976 |
11 | 1a8636a1388651 |
12 | 77bb496184a00 |
13 | 2c1a953777c81 |
14 | 12c449a219840 |
15 | 7d8080ebcb86 |
hex | 3e2ad44894a0 |
68353671074976 has 144 divisors (see below), whose sum is σ = 222302330699904. Its totient is φ = 19516178575872.
The previous prime is 68353671074881. The next prime is 68353671075007. The reversal of 68353671074976 is 67947017635386.
68353671074976 is a `hidden beast` number, since 6 + 8 + 3 + 536 + 7 + 10 + 7 + 4 + 9 + 76 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (72).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8738196 + ... + 14596691.
It is an arithmetic number, because the mean of its divisors is an integer number (1543766185416).
Almost surely, 268353671074976 is an apocalyptic number.
It is an amenable number.
68353671074976 is an abundant number, since it is smaller than the sum of its proper divisors (153948659624928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68353671074976 is a wasteful number, since it uses less digits than its factorization.
68353671074976 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23336363 (or 23336352 counting only the distinct ones).
The product of its (nonzero) digits is 960180480, while the sum is 72.
The spelling of 68353671074976 in words is "sixty-eight trillion, three hundred fifty-three billion, six hundred seventy-one million, seventy-four thousand, nine hundred seventy-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.149 sec. • engine limits •