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40893166848 = 283232315057
BaseRepresentation
bin100110000101011011…
…000011010100000000
310220112220201010002010
4212011123003110000
51132222122314343
630441442252520
72645241116532
oct460533032400
9126486633063
1040893166848
1116385143566
127b13057140
133b19125961
141d9d069852
1510e5113d33
hex9856c3500

40893166848 has 72 divisors (see below), whose sum is σ = 113567485248. Its totient is φ = 13038395392.

The previous prime is 40893166843. The next prime is 40893166859. The reversal of 40893166848 is 84866139804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40893166843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1139865 + ... + 1175192.

It is an arithmetic number, because the mean of its divisors is an integer number (1577326184).

Almost surely, 240893166848 is an apocalyptic number.

40893166848 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40893166848 is an abundant number, since it is smaller than the sum of its proper divisors (72674318400).

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

40893166848 is a wasteful number, since it uses less digits than its factorization.

40893166848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315099 (or 2315085 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 57.

The spelling of 40893166848 in words is "forty billion, eight hundred ninety-three million, one hundred sixty-six thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 23 24 32 46 48 64 69 92 96 128 138 184 192 256 276 368 384 552 736 768 1104 1472 2208 2944 4416 5888 8832 17664 2315057 4630114 6945171 9260228 13890342 18520456 27780684 37040912 53246311 55561368 74081824 106492622 111122736 148163648 159738933 212985244 222245472 296327296 319477866 425970488 444490944 592654592 638955732 851940976 888981888 1277911464 1703881952 1777963776 2555822928 3407763904 5111645856 6815527808 10223291712 13631055616 20446583424 40893166848