Base | Representation |
---|---|
bin | 1000001110000… |
… | …10100011001000 |
3 | 11210202020112102 |
4 | 10013002203020 |
5 | 120123014222 |
6 | 10501532532 |
7 | 1465046660 |
oct | 407024310 |
9 | 153666472 |
10 | 68954312 |
11 | 35a17439 |
12 | 1b114148 |
13 | 1139388b |
14 | 922d1a0 |
15 | 60c0d92 |
hex | 41c28c8 |
68954312 has 32 divisors (see below), whose sum is σ = 156453120. Its totient is φ = 27813120.
The previous prime is 68954231. The next prime is 68954317. The reversal of 68954312 is 21345986.
It is a happy number.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (68954317) 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, 35264 + ... + 37167.
It is an arithmetic number, because the mean of its divisors is an integer number (4889160).
Almost surely, 268954312 is an apocalyptic number.
It is an amenable number.
68954312 is an abundant number, since it is smaller than the sum of its proper divisors (87498808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68954312 is a wasteful number, since it uses less digits than its factorization.
68954312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72461 (or 72457 counting only the distinct ones).
The product of its digits is 51840, while the sum is 38.
The square root of 68954312 is about 8303.8733130991. The cubic root of 68954312 is about 410.0660452796.
The spelling of 68954312 in words is "sixty-eight million, nine hundred fifty-four thousand, three hundred twelve".
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