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235140153 = 3131727823
BaseRepresentation
bin11100000001111…
…11010000111001
3121101110100122120
432000333100321
5440143441103
635155511453
75553441543
oct1600772071
9541410576
10235140153
11110804306
12668b8589
133993bab1
142332c693
151599b253
hexe03f439

235140153 has 16 divisors (see below), whose sum is σ = 316732416. Its totient is φ = 155160720.

The previous prime is 235140131. The next prime is 235140179. The reversal of 235140153 is 351041532.

235140153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 235140153 - 25 = 235140121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (235140553) 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, 285300 + ... + 286122.

It is an arithmetic number, because the mean of its divisors is an integer number (19795776).

Almost surely, 2235140153 is an apocalyptic number.

It is an amenable number.

235140153 is a deficient number, since it is larger than the sum of its proper divisors (81592263).

235140153 is a wasteful number, since it uses less digits than its factorization.

235140153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 235140153 is about 15334.2803222062. The cubic root of 235140153 is about 617.2232336172.

Adding to 235140153 its reverse (351041532), we get a palindrome (586181685).

The spelling of 235140153 in words is "two hundred thirty-five million, one hundred forty thousand, one hundred fifty-three".

Divisors: 1 3 131 393 727 823 2181 2469 95237 107813 285711 323439 598321 1794963 78380051 235140153