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201474089 = 1723515279
BaseRepresentation
bin11000000001001…
…00000000101001
3112001002221111022
430000210000221
5403034132324
631554142225
74664334005
oct1400440051
9461087438
10201474089
11a37aa513
1257581975
133298224b
141ca87705
1512a4b05e
hexc024029

201474089 has 8 divisors (see below), whose sum is σ = 222600960. Its totient is φ = 181377856.

The previous prime is 201474083. The next prime is 201474121. The reversal of 201474089 is 980474102.

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 201474089 - 220 = 200425513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201474083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257249 + ... + 258030.

It is an arithmetic number, because the mean of its divisors is an integer number (27825120).

Almost surely, 2201474089 is an apocalyptic number.

It is an amenable number.

201474089 is a deficient number, since it is larger than the sum of its proper divisors (21126871).

201474089 is a wasteful number, since it uses less digits than its factorization.

201474089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515319.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 201474089 is about 14194.1568611876. The cubic root of 201474089 is about 586.2367863143.

The spelling of 201474089 in words is "two hundred one million, four hundred seventy-four thousand, eighty-nine".

Divisors: 1 17 23 391 515279 8759743 11851417 201474089