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234715045 = 5177726417
BaseRepresentation
bin11011111110101…
…11011110100101
3121100122202111211
431333113132211
5440041340140
635142431421
75550021265
oct1577273645
9540582454
10234715045
11110543984
1266732571
1339820456
142325b7a5
15159152ea
hexdfd77a5

234715045 has 8 divisors (see below), whose sum is σ = 281827224. Its totient is φ = 187659264.

The previous prime is 234714989. The next prime is 234715051. The reversal of 234715045 is 540517432.

It can be written as a sum of positive squares in 4 ways, for example, as 4464769 + 230250276 = 2113^2 + 15174^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 234715045 - 27 = 234714917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234714998 and 234715016.

It is a congruent number.

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, 4324 + ... + 22093.

It is an arithmetic number, because the mean of its divisors is an integer number (35228403).

Almost surely, 2234715045 is an apocalyptic number.

It is an amenable number.

234715045 is a deficient number, since it is larger than the sum of its proper divisors (47112179).

234715045 is a wasteful number, since it uses less digits than its factorization.

234715045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28199.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 234715045 is about 15320.4126902639. The cubic root of 234715045 is about 616.8510515913.

The spelling of 234715045 in words is "two hundred thirty-four million, seven hundred fifteen thousand, forty-five".

Divisors: 1 5 1777 8885 26417 132085 46943009 234715045