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853070404 = 221753236701
BaseRepresentation
bin110010110110001…
…101001001000100
32012110012110121011
4302312031021010
53221341223104
6220352132004
730065656504
oct6266151104
92173173534
10853070404
113a859946a
121b9837004
131079749b4
1481421a04
154ed5b904
hex32d8d244

853070404 has 24 divisors (see below), whose sum is σ = 1610520408. Its totient is φ = 393868800.

The previous prime is 853070399. The next prime is 853070419. The reversal of 853070404 is 404070358.

It can be written as a sum of positive squares in 4 ways, for example, as 228070404 + 625000000 = 15102^2 + 25000^2 .

It is a super-2 number, since 2×8530704042 = 1455458228361446432, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114747 + ... + 121954.

It is an arithmetic number, because the mean of its divisors is an integer number (67105017).

Almost surely, 2853070404 is an apocalyptic number.

It is an amenable number.

853070404 is a deficient number, since it is larger than the sum of its proper divisors (757450004).

853070404 is a wasteful number, since it uses less digits than its factorization.

853070404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236775 (or 236773 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 853070404 is about 29207.3690016749. The cubic root of 853070404 is about 948.4074533167.

The spelling of 853070404 in words is "eight hundred fifty-three million, seventy thousand, four hundred four".

Divisors: 1 2 4 17 34 53 68 106 212 901 1802 3604 236701 473402 946804 4023917 8047834 12545153 16095668 25090306 50180612 213267601 426535202 853070404