Base | Representation |
---|---|
bin | 1000001011100… |
… | …10000111000000 |
3 | 11210010111120110 |
4 | 10011302013000 |
5 | 120031443312 |
6 | 10450511320 |
7 | 1462205253 |
oct | 405620700 |
9 | 153114513 |
10 | 68624832 |
11 | 35811941 |
12 | 1ab95540 |
13 | 112a9913 |
14 | 918509a |
15 | 605843c |
hex | 41721c0 |
68624832 has 28 divisors (see below), whose sum is σ = 181570376. Its totient is φ = 22874880.
The previous prime is 68624821. The next prime is 68624833. The reversal of 68624832 is 23842686.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68624833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178519 + ... + 178902.
Almost surely, 268624832 is an apocalyptic number.
It is an amenable number.
68624832 is an abundant number, since it is smaller than the sum of its proper divisors (112945544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68624832 is a wasteful number, since it uses less digits than its factorization.
68624832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357436 (or 357426 counting only the distinct ones).
The product of its digits is 110592, while the sum is 39.
The square root of 68624832 is about 8284.0106228807. The cubic root of 68624832 is about 409.4118714104.
The spelling of 68624832 in words is "sixty-eight million, six hundred twenty-four thousand, eight hundred thirty-two".
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