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235144145 = 5311517059
BaseRepresentation
bin11100000010000…
…00001111010001
3121101110120010102
432001000033101
5440144103040
635155542145
75553456305
oct1601001721
9541416112
10235144145
11110807305
12668ba955
1339940862
142332dd05
151599c515
hexe0403d1

235144145 has 8 divisors (see below), whose sum is σ = 291275520. Its totient is φ = 182046960.

The previous prime is 235144127. The next prime is 235144193. The reversal of 235144145 is 541441532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 235144145 - 210 = 235143121 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758375 + ... + 758684.

It is an arithmetic number, because the mean of its divisors is an integer number (36409440).

Almost surely, 2235144145 is an apocalyptic number.

It is an amenable number.

235144145 is a deficient number, since it is larger than the sum of its proper divisors (56131375).

235144145 is a wasteful number, since it uses less digits than its factorization.

235144145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517095.

The product of its digits is 9600, while the sum is 29.

The square root of 235144145 is about 15334.4104875277. The cubic root of 235144145 is about 617.2267264862.

Adding to 235144145 its reverse (541441532), we get a palindrome (776585677).

The spelling of 235144145 in words is "two hundred thirty-five million, one hundred forty-four thousand, one hundred forty-five".

Divisors: 1 5 31 155 1517059 7585295 47028829 235144145