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84230133 = 31319910853
BaseRepresentation
bin1010000010100…
…11111111110101
312212111100000120
411001103333311
5133030331013
612205202153
72041641621
oct501237765
9185440016
1084230133
1143600389
1224260359
13145b1920
14b288181
1575dc123
hex5053ff5

84230133 has 16 divisors (see below), whose sum is σ = 121564800. Its totient is φ = 51568704.

The previous prime is 84230129. The next prime is 84230141. The reversal of 84230133 is 33103248.

It is not a de Polignac number, because 84230133 - 22 = 84230129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84230183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2335 + ... + 13187.

It is an arithmetic number, because the mean of its divisors is an integer number (7597800).

Almost surely, 284230133 is an apocalyptic number.

It is an amenable number.

84230133 is a deficient number, since it is larger than the sum of its proper divisors (37334667).

84230133 is a wasteful number, since it uses less digits than its factorization.

84230133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11068.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 84230133 is about 9177.6975870858. The cubic root of 84230133 is about 438.3514984577.

The spelling of 84230133 in words is "eighty-four million, two hundred thirty thousand, one hundred thirty-three".

Divisors: 1 3 13 39 199 597 2587 7761 10853 32559 141089 423267 2159747 6479241 28076711 84230133