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545074660 = 2251319110339
BaseRepresentation
bin100000011111010…
…010110111100100
31101222122122212101
4200133102313210
52104014342120
6130030501444
716336025644
oct4037226744
91358578771
10545074660
1125a753729
12132664884
1388c076b0
145256a524
1532cbd90a
hex207d2de4

545074660 has 48 divisors (see below), whose sum is σ = 1297598400. Its totient is φ = 190664064.

The previous prime is 545074657. The next prime is 545074667. The reversal of 545074660 is 66470545.

It is a happy number.

545074660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (545074667) 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, 50230 + ... + 60109.

It is an arithmetic number, because the mean of its divisors is an integer number (27033300).

Almost surely, 2545074660 is an apocalyptic number.

It is an amenable number.

545074660 is an abundant number, since it is smaller than the sum of its proper divisors (752523740).

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

545074660 is a wasteful number, since it uses less digits than its factorization.

545074660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110380 (or 110378 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 545074660 is about 23346.8340466111. The cubic root of 545074660 is about 816.8682147745.

The spelling of 545074660 in words is "five hundred forty-five million, seventy-four thousand, six hundred sixty".

Divisors: 1 2 4 5 10 13 19 20 26 38 52 65 76 95 130 190 247 260 380 494 988 1235 2470 4940 110339 220678 441356 551695 1103390 1434407 2096441 2206780 2868814 4192882 5737628 7172035 8385764 10482205 14344070 20964410 27253733 28688140 41928820 54507466 109014932 136268665 272537330 545074660