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52847674825 = 5211614796577
BaseRepresentation
bin110001001101111101…
…111000010111001001
312001102001020001002211
4301031331320113021
51331213001043300
640140005025121
73550420552501
oct611575702711
9161361201084
1052847674825
112045a153320
12a2aa6b51a1
134ca2a1cc0a
1427b4a04a01
15159489a4ba
hexc4df785c9

52847674825 has 48 divisors (see below), whose sum is σ = 72823196160. Its totient is φ = 37719936000.

The previous prime is 52847674813. The next prime is 52847674829.

52847674825 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52847674825 - 211 = 52847672777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52847674825.

It is not an unprimeable number, because it can be changed into a prime (52847674829) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8031937 + ... + 8038513.

It is an arithmetic number, because the mean of its divisors is an integer number (1517149920).

Almost surely, 252847674825 is an apocalyptic number.

52847674825 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52847674825 is a deficient number, since it is larger than the sum of its proper divisors (19975521335).

52847674825 is a wasteful number, since it uses less digits than its factorization.

52847674825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7138 (or 7133 counting only the distinct ones).

The product of its digits is 30105600, while the sum is 58.

The spelling of 52847674825 in words is "fifty-two billion, eight hundred forty-seven million, six hundred seventy-four thousand, eight hundred twenty-five".

Divisors: 1 5 11 25 55 61 275 305 479 671 1525 2395 3355 5269 6577 11975 16775 26345 29219 32885 72347 131725 146095 164425 321409 361735 401197 730475 1607045 1808675 2005985 3150383 4413167 8035225 10029925 15751915 22065835 34654213 78759575 110329175 173271065 192173363 866355325 960866815 2113906993 4804334075 10569534965 52847674825