Base | Representation |
---|---|
bin | 1000001011100… |
… | …11111101010011 |
3 | 11210010212221212 |
4 | 10011303331103 |
5 | 120032214103 |
6 | 10451010335 |
7 | 1462236320 |
oct | 405637523 |
9 | 153125855 |
10 | 68632403 |
11 | 358175a4 |
12 | 1ab999ab |
13 | 112b01b8 |
14 | 9187b47 |
15 | 605a7d8 |
hex | 4173f53 |
68632403 has 8 divisors (see below), whose sum is σ = 79917408. Its totient is φ = 57717504.
The previous prime is 68632379. The next prime is 68632433. The reversal of 68632403 is 30423686.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68632403 - 28 = 68632147 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 68632403.
It is not an unprimeable number, because it can be changed into a prime (68632433) 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, 92126 + ... + 92867.
It is an arithmetic number, because the mean of its divisors is an integer number (9989676).
Almost surely, 268632403 is an apocalyptic number.
68632403 is a deficient number, since it is larger than the sum of its proper divisors (11285005).
68632403 is a wasteful number, since it uses less digits than its factorization.
68632403 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185053.
The product of its (nonzero) digits is 20736, while the sum is 32.
The square root of 68632403 is about 8284.4675749260. The cubic root of 68632403 is about 409.4269269096.
The spelling of 68632403 in words is "sixty-eight million, six hundred thirty-two thousand, four hundred three".
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