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3820146568 = 2371729138371
BaseRepresentation
bin1110001110110010…
…1100111110001000
3100212020021112220221
43203230230332020
530310424142233
61431022555424
7163444465360
oct34354547610
910766245827
103820146568
111690411727
128a7438b74
1348b59c474
142834d79a0
1517559a42d
hexe3b2cf88

3820146568 has 64 divisors (see below), whose sum is σ = 8966505600. Its totient is φ = 1487754240.

The previous prime is 3820146563. The next prime is 3820146569. The reversal of 3820146568 is 8656410283.

It is not an unprimeable number, because it can be changed into a prime (3820146563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41578 + ... + 96793.

It is an arithmetic number, because the mean of its divisors is an integer number (140101650).

Almost surely, 23820146568 is an apocalyptic number.

It is an amenable number.

3820146568 is an abundant number, since it is smaller than the sum of its proper divisors (5146359032).

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

3820146568 is a wasteful number, since it uses less digits than its factorization.

3820146568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138430 (or 138426 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 3820146568 is about 61807.3342573517. The cubic root of 3820146568 is about 1563.2436574246.

The spelling of 3820146568 in words is "three billion, eight hundred twenty million, one hundred forty-six thousand, five hundred sixty-eight".

Divisors: 1 2 4 7 8 14 17 28 29 34 56 58 68 116 119 136 203 232 238 406 476 493 812 952 986 1624 1972 3451 3944 6902 13804 27608 138371 276742 553484 968597 1106968 1937194 2352307 3874388 4012759 4704614 7748776 8025518 9409228 16051036 16466149 18818456 28089313 32102072 32932298 56178626 65864596 68216903 112357252 131729192 136433806 224714504 272867612 477518321 545735224 955036642 1910073284 3820146568