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153134289 = 32711220973
BaseRepresentation
bin10010010000010…
…10010011010001
3101200011000202100
421020022103101
5303200244124
623110111013
73536422440
oct1110122321
9350130670
10153134289
1179493070
124334b469
1325958709
14164a2d57
15d69d1c9
hex920a4d1

153134289 has 24 divisors (see below), whose sum is σ = 275775552. Its totient is φ = 79549920.

The previous prime is 153134279. The next prime is 153134381. The reversal of 153134289 is 982431351.

153134289 is a `hidden beast` number, since 1 + 531 + 3 + 42 + 89 = 666.

It is not a de Polignac number, because 153134289 - 24 = 153134273 is a prime.

It is a super-2 number, since 2×1531342892 = 46900220935071042, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (153134269) 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, 109794 + ... + 111179.

It is an arithmetic number, because the mean of its divisors is an integer number (11490648).

Almost surely, 2153134289 is an apocalyptic number.

It is an amenable number.

153134289 is a deficient number, since it is larger than the sum of its proper divisors (122641263).

153134289 is a wasteful number, since it uses less digits than its factorization.

153134289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220997 (or 220994 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 153134289 is about 12374.7439973520. The cubic root of 153134289 is about 535.0045581467.

The spelling of 153134289 in words is "one hundred fifty-three million, one hundred thirty-four thousand, two hundred eighty-nine".

Divisors: 1 3 7 9 11 21 33 63 77 99 231 693 220973 662919 1546811 1988757 2430703 4640433 7292109 13921299 17014921 21876327 51044763 153134289