Base | Representation |
---|---|
bin | 1000001001011… |
… | …00000000101001 |
3 | 11202120220201010 |
4 | 10010230000221 |
5 | 114443301310 |
6 | 10440414133 |
7 | 1456601202 |
oct | 404540051 |
9 | 152526633 |
10 | 68337705 |
11 | 35636147 |
12 | 1aa77349 |
13 | 11209017 |
14 | 910c5a9 |
15 | 5eed320 |
hex | 412c029 |
68337705 has 32 divisors (see below), whose sum is σ = 118917504. Its totient is φ = 33371136.
The previous prime is 68337701. The next prime is 68337743. The reversal of 68337705 is 50773386.
It is not a de Polignac number, because 68337705 - 22 = 68337701 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (68337701) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5814 + ... + 13056.
It is an arithmetic number, because the mean of its divisors is an integer number (3716172).
Almost surely, 268337705 is an apocalyptic number.
It is an amenable number.
68337705 is a deficient number, since it is larger than the sum of its proper divisors (50579799).
68337705 is a wasteful number, since it uses less digits than its factorization.
68337705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7305.
The product of its (nonzero) digits is 105840, while the sum is 39.
The square root of 68337705 is about 8266.6622647838. The cubic root of 68337705 is about 408.8400787174.
The spelling of 68337705 in words is "sixty-eight million, three hundred thirty-seven thousand, seven hundred five".
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