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925005211 = 13491144917
BaseRepresentation
bin110111001000100…
…111010110011011
32101110120010121021
4313020213112123
53343300131321
6231442023311
731631262124
oct6710472633
92343503537
10925005211
11435161119
12219947b37
13119840080
148abc904b
155631a941
hex3722759b

925005211 has 8 divisors (see below), whose sum is σ = 998195184. Its totient is φ = 852106080.

The previous prime is 925005209. The next prime is 925005227. The reversal of 925005211 is 112500529.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 925005211 - 21 = 925005209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (925015211) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 66076 + ... + 78841.

It is an arithmetic number, because the mean of its divisors is an integer number (124774398).

Almost surely, 2925005211 is an apocalyptic number.

925005211 is a deficient number, since it is larger than the sum of its proper divisors (73189973).

925005211 is a wasteful number, since it uses less digits than its factorization.

925005211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145421.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 925005211 is about 30413.8983196827. The cubic root of 925005211 is about 974.3494098506.

The spelling of 925005211 in words is "nine hundred twenty-five million, five thousand, two hundred eleven".

Divisors: 1 13 491 6383 144917 1883921 71154247 925005211