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4055057660 = 225317639599
BaseRepresentation
bin1111000110110011…
…0100010011111100
3101110121022021100202
43301230310103330
531301043321120
61510213543032
7202326264353
oct36154642374
911417267322
104055057660
1117a0a79925
12952044a78
134c815ac04
142a67a699a
1518aeed875
hexf1b344fc

4055057660 has 24 divisors (see below), whose sum is σ = 8542497600. Its totient is φ = 1616903744.

The previous prime is 4055057659. The next prime is 4055057689. The reversal of 4055057660 is 667505504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313460 + ... + 326139.

It is an arithmetic number, because the mean of its divisors is an integer number (355937400).

Almost surely, 24055057660 is an apocalyptic number.

It is an amenable number.

4055057660 is an abundant number, since it is smaller than the sum of its proper divisors (4487439940).

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

4055057660 is a wasteful number, since it uses less digits than its factorization.

4055057660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639925 (or 639923 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 4055057660 is about 63679.3346384838. The cubic root of 4055057660 is about 1594.6511043947.

The spelling of 4055057660 in words is "four billion, fifty-five million, fifty-seven thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 317 634 1268 1585 3170 6340 639599 1279198 2558396 3197995 6395990 12791980 202752883 405505766 811011532 1013764415 2027528830 4055057660