Base | Representation |
---|---|
bin | 111111010111010101… |
… | …110101111111011010 |
3 | 20111121122020211110020 |
4 | 333113111311333122 |
5 | 2103320024241200 |
6 | 51131140131310 |
7 | 4626012552144 |
oct | 772725657732 |
9 | 214548224406 |
10 | 68037337050 |
11 | 26944337381 |
12 | 11229696b36 |
13 | 6553943a27 |
14 | 34160b9c94 |
15 | 1b83175ea0 |
hex | fd7575fda |
68037337050 has 48 divisors (see below), whose sum is σ = 168757761312. Its totient is φ = 18140584000.
The previous prime is 68037337033. The next prime is 68037337057. The reversal of 68037337050 is 5073373086.
It is a junction number, because it is equal to n+sod(n) for n = 68037336993 and 68037337011.
It is not an unprimeable number, because it can be changed into a prime (68037337057) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1102000 + ... + 1162100.
It is an arithmetic number, because the mean of its divisors is an integer number (3515786694).
Almost surely, 268037337050 is an apocalyptic number.
68037337050 is an abundant number, since it is smaller than the sum of its proper divisors (100720424262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68037337050 is a wasteful number, since it uses less digits than its factorization.
68037337050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67663 (or 67658 counting only the distinct ones).
The product of its (nonzero) digits is 317520, while the sum is 42.
The spelling of 68037337050 in words is "sixty-eight billion, thirty-seven million, three hundred thirty-seven thousand, fifty".
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