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12693120484 = 2211288480011
BaseRepresentation
bin10111101001001000…
…11010010111100100
31012202121100022220111
423310210122113210
5201443414323414
65455305342404
7626355513112
oct136444322744
935677308814
1012693120484
115423a32320
122562a97a04
1312739357a5
14885ac4ab2
154e45348c4
hex2f491a5e4

12693120484 has 12 divisors (see below), whose sum is σ = 24232321008. Its totient is φ = 5769600200.

The previous prime is 12693120463. The next prime is 12693120497. The reversal of 12693120484 is 48402139621.

12693120484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×126931204842 (a number of 21 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 144239962 + ... + 144240049.

It is an arithmetic number, because the mean of its divisors is an integer number (2019360084).

Almost surely, 212693120484 is an apocalyptic number.

It is an amenable number.

12693120484 is a deficient number, since it is larger than the sum of its proper divisors (11539200524).

12693120484 is a wasteful number, since it uses less digits than its factorization.

12693120484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288480026 (or 288480024 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 12693120484 in words is "twelve billion, six hundred ninety-three million, one hundred twenty thousand, four hundred eighty-four".

Divisors: 1 2 4 11 22 44 288480011 576960022 1153920044 3173280121 6346560242 12693120484