Base | Representation |
---|---|
bin | 1000001100100… |
… | …00110100101011 |
3 | 11210100220010211 |
4 | 10012100310223 |
5 | 120100010020 |
6 | 10453321551 |
7 | 1463241112 |
oct | 406206453 |
9 | 153326124 |
10 | 68750635 |
11 | 35898408 |
12 | 1b0362b7 |
13 | 11321c65 |
14 | 91b8c79 |
15 | 608085a |
hex | 4190d2b |
68750635 has 16 divisors (see below), whose sum is σ = 88840800. Its totient is φ = 50884096.
The previous prime is 68750621. The next prime is 68750659. The reversal of 68750635 is 53605786.
It is a cyclic number.
It is not a de Polignac number, because 68750635 - 215 = 68717867 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1840 + ... + 11869.
It is an arithmetic number, because the mean of its divisors is an integer number (5552550).
Almost surely, 268750635 is an apocalyptic number.
68750635 is a deficient number, since it is larger than the sum of its proper divisors (20090165).
68750635 is a wasteful number, since it uses less digits than its factorization.
68750635 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13790.
The product of its (nonzero) digits is 151200, while the sum is 40.
The square root of 68750635 is about 8291.6002677408. The cubic root of 68750635 is about 409.6618965546.
The spelling of 68750635 in words is "sixty-eight million, seven hundred fifty thousand, six hundred thirty-five".
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