Search a number
-
+
28255253053083 = 374873221857749
BaseRepresentation
bin1100110110010101100000…
…10100100011111010011011
310201001011202011111111202220
412123022300110203322123
512200413224240144313
6140032141204555123
75644242340134360
oct633126024437233
9121034664444686
1028255253053083
119003a92810001
1232040830b2aa3
13129c5c73668c4
146d97c0c42467
1533eeb5da5823
hex19b2b0523e9b

28255253053083 has 32 divisors (see below), whose sum is σ = 43157478528000. Its totient is φ = 16107684001920.

The previous prime is 28255253053081. The next prime is 28255253053099. The reversal of 28255253053083 is 38035035255282.

It is not a de Polignac number, because 28255253053083 - 21 = 28255253053081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28255253053081) 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 31 ways as a sum of consecutive naturals, for example, 32512293 + ... + 33370041.

It is an arithmetic number, because the mean of its divisors is an integer number (1348671204000).

Almost surely, 228255253053083 is an apocalyptic number.

28255253053083 is a deficient number, since it is larger than the sum of its proper divisors (14902225474917).

28255253053083 is a wasteful number, since it uses less digits than its factorization.

28255253053083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861467.

The product of its (nonzero) digits is 8640000, while the sum is 51.

The spelling of 28255253053083 in words is "twenty-eight trillion, two hundred fifty-five billion, two hundred fifty-three million, fifty-three thousand, eighty-three".

Divisors: 1 3 7 21 487 1461 3221 3409 9663 10227 22547 67641 857749 1568627 2573247 4705881 6004243 10980389 18012729 32941167 417723763 1253171289 2762809529 2924066341 8288428587 8772199023 19339666703 58019000109 1345488240623 4036464721869 9418417684361 28255253053083