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234535873 = 11213149101
BaseRepresentation
bin11011111101010…
…11101111000001
3121100022122201211
431332223233001
5440020121443
635134530121
75545344025
oct1576535701
9540278654
10234535873
11110431300
1266666941
1339789a30
1423212385
15158cc19d
hexdfabbc1

234535873 has 12 divisors (see below), whose sum is σ = 277627924. Its totient is φ = 196812000.

The previous prime is 234535871. The next prime is 234535877. The reversal of 234535873 is 378535432.

It can be written as a sum of positive squares in 2 ways, for example, as 85988529 + 148547344 = 9273^2 + 12188^2 .

It is not a de Polignac number, because 234535873 - 21 = 234535871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234535871) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72978 + ... + 76123.

Almost surely, 2234535873 is an apocalyptic number.

It is an amenable number.

234535873 is a deficient number, since it is larger than the sum of its proper divisors (43092051).

234535873 is a wasteful number, since it uses less digits than its factorization.

234535873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149136 (or 149125 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The square root of 234535873 is about 15314.5640812920. The cubic root of 234535873 is about 616.6940518964.

The spelling of 234535873 in words is "two hundred thirty-four million, five hundred thirty-five thousand, eight hundred seventy-three".

Divisors: 1 11 13 121 143 1573 149101 1640111 1938313 18041221 21321443 234535873