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852348025 = 5258392
BaseRepresentation
bin110010110011011…
…100110001111001
32012101211202200101
4302303130301321
53221200114100
6220324435401
730056560444
oct6263346171
92171752611
10852348025
113a8145761
121b9548b61
13107780c59
14812b465b
154ec6786a
hex32cdcc79

852348025 has 9 divisors (see below), whose sum is σ = 1057092591. Its totient is φ = 681761640.

The previous prime is 852348017. The next prime is 852348031. The reversal of 852348025 is 520843258.

The square root of 852348025 is 29195.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 306845289 + 545502736 = 17517^2 + 23356^2 .

It is not a de Polignac number, because 852348025 - 23 = 852348017 is a prime.

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 143056 + ... + 148894.

Almost surely, 2852348025 is an apocalyptic number.

852348025 is the 29195-th square number.

852348025 is the 14598-th centered octagonal number.

It is an amenable number.

852348025 is a deficient number, since it is larger than the sum of its proper divisors (204744566).

852348025 is an frugal number, since it uses more digits than its factorization.

852348025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11688 (or 5844 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The cubic root of 852348025 is about 948.1396742843.

The spelling of 852348025 in words is "eight hundred fifty-two million, three hundred forty-eight thousand, twenty-five".

Divisors: 1 5 25 5839 29195 145975 34093921 170469605 852348025