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64200227 = 713254269
BaseRepresentation
bin1111010011100…
…1111000100011
311110210201011012
43310321320203
5112413401402
610212011135
71406456450
oct364717043
9143721135
1064200227
113326a643
1219600aab
13103baa00
148752827
155982452
hex3d39e23

64200227 has 12 divisors (see below), whose sum is σ = 79451280. Its totient is φ = 50794848.

The previous prime is 64200223. The next prime is 64200233. The reversal of 64200227 is 72200246.

It is not a de Polignac number, because 64200227 - 22 = 64200223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64200223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25952 + ... + 28317.

It is an arithmetic number, because the mean of its divisors is an integer number (6620940).

Almost surely, 264200227 is an apocalyptic number.

64200227 is a deficient number, since it is larger than the sum of its proper divisors (15251053).

64200227 is a wasteful number, since it uses less digits than its factorization.

64200227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54302 (or 54289 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 64200227 is about 8012.5044149754. The cubic root of 64200227 is about 400.4167053243.

The spelling of 64200227 in words is "sixty-four million, two hundred thousand, two hundred twenty-seven".

Divisors: 1 7 13 91 169 1183 54269 379883 705497 4938479 9171461 64200227