Base | Representation |
---|---|
bin | 111111011110001011… |
… | …101110011110101010 |
3 | 20111220122020200101220 |
4 | 333132023232132222 |
5 | 2104033421002404 |
6 | 51150400322510 |
7 | 4631605336005 |
oct | 773613563652 |
9 | 214818220356 |
10 | 68152125354 |
11 | 269a3109545 |
12 | 11260013436 |
13 | 65716646c1 |
14 | 342743a53c |
15 | 1b8d29c4d9 |
hex | fde2ee7aa |
68152125354 has 32 divisors (see below), whose sum is σ = 143726959680. Its totient is φ = 21484403712.
The previous prime is 68152125347. The next prime is 68152125359. The reversal of 68152125354 is 45352125186.
It is not an unprimeable number, because it can be changed into a prime (68152125359) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452269 + ... + 583824.
It is an arithmetic number, because the mean of its divisors is an integer number (4491467490).
Almost surely, 268152125354 is an apocalyptic number.
68152125354 is an abundant number, since it is smaller than the sum of its proper divisors (75574834326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68152125354 is a wasteful number, since it uses less digits than its factorization.
68152125354 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1036694.
The product of its digits is 288000, while the sum is 42.
The spelling of 68152125354 in words is "sixty-eight billion, one hundred fifty-two million, one hundred twenty-five thousand, three hundred fifty-four".
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