Base | Representation |
---|---|
bin | 1111001110000000000000 |
3 | 21111200120102 |
4 | 33032000000 |
5 | 2010131004 |
6 | 221301532 |
7 | 45624131 |
oct | 17160000 |
9 | 7450512 |
10 | 3989504 |
11 | 2285412 |
12 | 14048a8 |
13 | a98b6c |
14 | 75bc88 |
15 | 53c11e |
hex | 3ce000 |
3989504 has 28 divisors (see below), whose sum is σ = 7994904. Its totient is φ = 1990656.
The previous prime is 3989477. The next prime is 3989519. The reversal of 3989504 is 4059893.
It is a super-2 number, since 2×39895042 = 31832284332032, which contains 22 as substring.
It is a zygodrome in base 2.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7949 + ... + 8435.
Almost surely, 23989504 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3989504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3997452).
3989504 is an abundant number, since it is smaller than the sum of its proper divisors (4005400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3989504 is an frugal number, since it uses more digits than its factorization.
3989504 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 513 (or 489 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 38.
The square root of 3989504 is about 1997.3742763939. The cubic root of 3989504 is about 158.6011388980.
The spelling of 3989504 in words is "three million, nine hundred eighty-nine thousand, five hundred four".
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