Base | Representation |
---|---|
bin | 1000001010111… |
… | …11100110001100 |
3 | 11202222122120000 |
4 | 10011133212030 |
5 | 120022032004 |
6 | 10445124300 |
7 | 1461441216 |
oct | 405374614 |
9 | 152878500 |
10 | 68549004 |
11 | 3576a977 |
12 | 1ab59690 |
13 | 11281254 |
14 | 91655b6 |
15 | 6040c39 |
hex | 415f98c |
68549004 has 30 divisors (see below), whose sum is σ = 179201484. Its totient is φ = 22849560.
The previous prime is 68548999. The next prime is 68549023. The reversal of 68549004 is 40094586.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 68549004.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 105462 + ... + 106109.
Almost surely, 268549004 is an apocalyptic number.
It is an amenable number.
68549004 is an abundant number, since it is smaller than the sum of its proper divisors (110652480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68549004 is a wasteful number, since it uses less digits than its factorization.
68549004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211587 (or 211576 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 68549004 is about 8279.4325892539. The cubic root of 68549004 is about 409.2610206469.
The spelling of 68549004 in words is "sixty-eight million, five hundred forty-nine thousand, four".
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