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234253459945 = 571936513373
BaseRepresentation
bin1101101000101010011…
…0000010000111101001
3211101122112012202000001
43122022212002013221
512314222341204240
6255340424343001
722632006361501
oct3321246020751
9741575182001
10234253459945
1190389a7568a
1239497014a61
131912298a17b
14b4a33baa01
1561606dc89a
hex368a9821e9

234253459945 has 8 divisors (see below), whose sum is σ = 281143275336. Its totient is φ = 187376685696.

The previous prime is 234253459907. The next prime is 234253459961. The reversal of 234253459945 is 549954352432.

It can be written as a sum of positive squares in 4 ways, for example, as 18018229824 + 216235230121 = 134232^2 + 465011^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-234253459945 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3220722 + ... + 3292651.

It is an arithmetic number, because the mean of its divisors is an integer number (35142909417).

Almost surely, 2234253459945 is an apocalyptic number.

It is an amenable number.

234253459945 is a deficient number, since it is larger than the sum of its proper divisors (46889815391).

234253459945 is an equidigital number, since it uses as much as digits as its factorization.

234253459945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520571.

The product of its digits is 23328000, while the sum is 55.

The spelling of 234253459945 in words is "two hundred thirty-four billion, two hundred fifty-three million, four hundred fifty-nine thousand, nine hundred forty-five".

Divisors: 1 5 7193 35965 6513373 32566865 46850691989 234253459945