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488048448080 = 24517363798669
BaseRepresentation
bin1110001101000011111…
…01000101001001010000
31201122201221020222011102
413012201331011021100
530444010400314310
61012112324003532
750155203234554
oct7064175051120
91648657228142
10488048448080
11178a86697666
127a7065305a8
133703b04a16b
141989bc17864
15ca667828a5
hex71a1f45250

488048448080 has 80 divisors (see below), whose sum is σ = 1201802968080. Its totient is φ = 183683506176.

The previous prime is 488048448071. The next prime is 488048448187. The reversal of 488048448080 is 80844840884.

It can be written as a sum of positive squares in 8 ways, for example, as 134251891216 + 353796556864 = 366404^2 + 594808^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

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, 4896986 + ... + 4995654.

It is an arithmetic number, because the mean of its divisors is an integer number (15022537101).

Almost surely, 2488048448080 is an apocalyptic number.

488048448080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

488048448080 is an abundant number, since it is smaller than the sum of its proper divisors (713754520000).

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

488048448080 is a wasteful number, since it uses less digits than its factorization.

488048448080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102336 (or 102330 counting only the distinct ones).

The product of its (nonzero) digits is 8388608, while the sum is 56.

The spelling of 488048448080 in words is "four hundred eighty-eight billion, forty-eight million, four hundred forty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 17 20 34 40 68 80 85 136 170 272 340 680 1360 3637 7274 14548 18185 29096 36370 58192 61829 72740 98669 123658 145480 197338 247316 290960 309145 394676 493345 494632 618290 789352 986690 989264 1236580 1578704 1677373 1973380 2473160 3354746 3946760 4946320 6709492 7893520 8386865 13418984 16773730 26837968 33547460 67094920 134189840 358859153 717718306 1435436612 1794295765 2870873224 3588591530 5741746448 6100605601 7177183060 12201211202 14354366120 24402422404 28708732240 30503028005 48804844808 61006056010 97609689616 122012112020 244024224040 488048448080