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675215625 = 355710289
BaseRepresentation
bin101000001111101…
…111100100001001
31202001112111201010
4220033233210021
52340323400000
6151000114133
722506144450
oct5017574411
91661474633
10675215625
11317161547
1216a165949
13a9b72396
1465965b97
153e428d50
hex283ef909

675215625 has 48 divisors (see below), whose sum is σ = 1286167680. Its totient is φ = 308640000.

The previous prime is 675215591. The next prime is 675215633. The reversal of 675215625 is 526512576.

675215625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 675215625 - 26 = 675215561 is a prime.

It is a super-2 number, since 2×6752156252 = 911832280488281250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 60481 + ... + 70769.

It is an arithmetic number, because the mean of its divisors is an integer number (26795160).

Almost surely, 2675215625 is an apocalyptic number.

It is an amenable number.

675215625 is a deficient number, since it is larger than the sum of its proper divisors (610952055).

675215625 is an equidigital number, since it uses as much as digits as its factorization.

675215625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10324 (or 10304 counting only the distinct ones).

The product of its digits is 126000, while the sum is 39.

The square root of 675215625 is about 25984.9114872458. The cubic root of 675215625 is about 877.2987176418.

The spelling of 675215625 in words is "six hundred seventy-five million, two hundred fifteen thousand, six hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 125 175 375 525 625 875 1875 2625 3125 4375 9375 10289 13125 21875 30867 51445 65625 72023 154335 216069 257225 360115 771675 1080345 1286125 1800575 3858375 5401725 6430625 9002875 19291875 27008625 32153125 45014375 96459375 135043125 225071875 675215625