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423985277482 = 21316307126057
BaseRepresentation
bin1100010101101110111…
…11011110101000101010
31111112101021002201012021
412022313133132220222
523421310212334412
6522435351535054
742426515252464
oct6126737365052
91445337081167
10423985277482
111538a16aa378
126a20798a48a
1330c9b881420
1416741889134
15b06747c607
hex62b77dea2a

423985277482 has 8 divisors (see below), whose sum is σ = 684899294436. Its totient is φ = 195685512672.

The previous prime is 423985277479. The next prime is 423985277483. The reversal of 423985277482 is 284772589324.

It can be written as a sum of positive squares in 2 ways, for example, as 388953042921 + 35032234561 = 623661^2 + 187169^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 423985277482.

It is not an unprimeable number, because it can be changed into a prime (423985277483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8153563003 + ... + 8153563054.

Almost surely, 2423985277482 is an apocalyptic number.

423985277482 is a deficient number, since it is larger than the sum of its proper divisors (260914016954).

423985277482 is a wasteful number, since it uses less digits than its factorization.

423985277482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16307126072.

The product of its digits is 54190080, while the sum is 61.

The spelling of 423985277482 in words is "four hundred twenty-three billion, nine hundred eighty-five million, two hundred seventy-seven thousand, four hundred eighty-two".

Divisors: 1 2 13 26 16307126057 32614252114 211992638741 423985277482