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3489660824 = 2313316011801
BaseRepresentation
bin1100111111111111…
…1111111110011000
3100000012102010201012
43033333333332120
524121323121244
61334135313052
7152322425156
oct31777777630
910005363635
103489660824
111530905911
1281481b788
13437c89580
1425166a3d6
1515656889e
hexcfffff98

3489660824 has 64 divisors (see below), whose sum is σ = 7289882880. Its totient is φ = 1555200000.

The previous prime is 3489660791. The next prime is 3489660827. The reversal of 3489660824 is 4280669843.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3489660827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1936724 + ... + 1938524.

It is an arithmetic number, because the mean of its divisors is an integer number (113904420).

Almost surely, 23489660824 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 3489660824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3644941440).

3489660824 is an abundant number, since it is smaller than the sum of its proper divisors (3800222056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3489660824 is a wasteful number, since it uses less digits than its factorization.

3489660824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2452 (or 2448 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 50.

The square root of 3489660824 is about 59073.3512169405. The cubic root of 3489660824 is about 1516.7979719565.

The spelling of 3489660824 in words is "three billion, four hundred eighty-nine million, six hundred sixty thousand, eight hundred twenty-four".

Divisors: 1 2 4 8 13 26 31 52 62 104 124 248 403 601 806 1202 1612 1801 2404 3224 3602 4808 7204 7813 14408 15626 18631 23413 31252 37262 46826 55831 62504 74524 93652 111662 149048 187304 223324 242203 446648 484406 725803 968812 1082401 1451606 1937624 2164802 2903212 4329604 5806424 8659208 14071213 28142426 33554431 56284852 67108862 112569704 134217724 268435448 436207603 872415206 1744830412 3489660824