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12493466984 = 2331211257929
BaseRepresentation
bin10111010001010101…
…10010110101101000
31012020200122212210102
423220222302311220
5201041311420414
65423414204532
7621412500665
oct135052626550
935220585712
1012493466984
115331266729
122508053748
13124147011b
14867392a6c
154d1c47ede
hex2e8ab2d68

12493466984 has 64 divisors (see below), whose sum is σ = 24416294400. Its totient is φ = 5986713600.

The previous prime is 12493466981. The next prime is 12493467001. The reversal of 12493466984 is 48966439421.

12493466984 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 (12493466981) 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, 13447832 + ... + 13448760.

It is an arithmetic number, because the mean of its divisors is an integer number (381504600).

Almost surely, 212493466984 is an apocalyptic number.

It is an amenable number.

12493466984 is a deficient number, since it is larger than the sum of its proper divisors (11922827416).

12493466984 is a wasteful number, since it uses less digits than its factorization.

12493466984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434 (or 1430 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 56.

The spelling of 12493466984 in words is "twelve billion, four hundred ninety-three million, four hundred sixty-six thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 31 62 124 211 248 257 422 514 844 929 1028 1688 1858 2056 3716 6541 7432 7967 13082 15934 26164 28799 31868 52328 54227 57598 63736 108454 115196 196019 216908 230392 238753 392038 433816 477506 784076 955012 1568152 1681037 1910024 3362074 6076589 6724148 7401343 12153178 13448296 14802686 24306356 29605372 48612712 50376883 59210744 100753766 201507532 403015064 1561683373 3123366746 6246733492 12493466984