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133495083 = 32193125183
BaseRepresentation
bin1111111010011…
…11100100101011
3100022012020211100
413331033210223
5233133320313
621125132443
73210455331
oct775174453
9308166740
10133495083
1169399917
123885a123
1321870597
1413a2db51
15babe173
hex7f4f92b

133495083 has 24 divisors (see below), whose sum is σ = 209530880. Its totient is φ = 81589680.

The previous prime is 133495081. The next prime is 133495093. The reversal of 133495083 is 380594331.

It is not a de Polignac number, because 133495083 - 21 = 133495081 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133495081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7291 + ... + 17892.

Almost surely, 2133495083 is an apocalyptic number.

133495083 is a deficient number, since it is larger than the sum of its proper divisors (76035797).

133495083 is a wasteful number, since it uses less digits than its factorization.

133495083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25239 (or 25236 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 133495083 is about 11554.0072269321. The cubic root of 133495083 is about 511.0794552736.

The spelling of 133495083 in words is "one hundred thirty-three million, four hundred ninety-five thousand, eighty-three".

Divisors: 1 3 9 19 31 57 93 171 279 589 1767 5301 25183 75549 226647 478477 780673 1435431 2342019 4306293 7026057 14832787 44498361 133495083