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234474065 = 572957037
BaseRepresentation
bin11011111100111…
…00101001010001
3121100012111221122
431332130221101
5440011132230
635133332025
75544665600
oct1576345121
9540174848
10234474065
11110399921
1266637015
1339767867
14231d7a37
15158b8be5
hexdf9ca51

234474065 has 12 divisors (see below), whose sum is σ = 327306996. Its totient is φ = 160782048.

The previous prime is 234474061. The next prime is 234474073. The reversal of 234474065 is 560474432.

It can be written as a sum of positive squares in 2 ways, for example, as 121859521 + 112614544 = 11039^2 + 10612^2 .

It is not a de Polignac number, because 234474065 - 22 = 234474061 is a prime.

It is a super-3 number, since 3×2344740653 (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234474061) 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, 478274 + ... + 478763.

It is an arithmetic number, because the mean of its divisors is an integer number (27275583).

Almost surely, 2234474065 is an apocalyptic number.

It is an amenable number.

234474065 is a deficient number, since it is larger than the sum of its proper divisors (92832931).

234474065 is an equidigital number, since it uses as much as digits as its factorization.

234474065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957056 (or 957049 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 234474065 is about 15312.5459999309. The cubic root of 234474065 is about 616.6398740084.

The spelling of 234474065 in words is "two hundred thirty-four million, four hundred seventy-four thousand, sixty-five".

Divisors: 1 5 7 35 49 245 957037 4785185 6699259 33496295 46894813 234474065