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23030025446660 = 2253782213785629
BaseRepresentation
bin1010011110010000110000…
…11111000110010100000100
310000112122112001220111201212
411033020120133012110010
511004310443003243120
6120551503031110552
74564602333250241
oct517103037062404
9100478461814655
1023030025446660
117379a84a78241
1226bb458b12458
13cb095054830b
14598932b045c8
1529e0e557d6c5
hex14f2187c6504

23030025446660 has 48 divisors (see below), whose sum is σ = 49676217976560. Its totient is φ = 8961944302080.

The previous prime is 23030025446639. The next prime is 23030025446713. The reversal of 23030025446660 is 6664452003032.

It can be written as a sum of positive squares in 8 ways, for example, as 435898371076 + 22594127075584 = 660226^2 + 4753328^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4190726 + ... + 7976354.

It is an arithmetic number, because the mean of its divisors is an integer number (1034921207845).

Almost surely, 223030025446660 is an apocalyptic number.

23030025446660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23030025446660 is an abundant number, since it is smaller than the sum of its proper divisors (26646192529900).

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

23030025446660 is a wasteful number, since it uses less digits than its factorization.

23030025446660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793896 (or 3793894 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 41.

Adding to 23030025446660 its reverse (6664452003032), we get a palindrome (29694477449692).

The spelling of 23030025446660 in words is "twenty-three trillion, thirty billion, twenty-five million, four hundred forty-six thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 37 74 148 185 370 740 8221 16442 32884 41105 82210 164420 304177 608354 1216708 1520885 3041770 3785629 6083540 7571258 15142516 18928145 37856290 75712580 140068273 280136546 560273092 700341365 1400682730 2801365460 31121656009 62243312018 124486624036 155608280045 311216560090 622433120180 1151501272333 2303002544666 4606005089332 5757506361665 11515012723330 23030025446660