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260231434 = 2373516641
BaseRepresentation
bin11111000001011…
…01000100001010
3200010200010102021
433200231010022
51013104401214
641453355054
76306634141
oct1740550412
9603603367
10260231434
11123991801
1273198a8a
1341bb56c8
14267c0758
1517ca5924
hexf82d10a

260231434 has 8 divisors (see below), whose sum is σ = 400897188. Its totient is φ = 126599040.

The previous prime is 260231423. The next prime is 260231441. The reversal of 260231434 is 434132062.

It can be written as a sum of positive squares in 2 ways, for example, as 196981225 + 63250209 = 14035^2 + 7953^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 260231399 and 260231408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1758247 + ... + 1758394.

Almost surely, 2260231434 is an apocalyptic number.

260231434 is a deficient number, since it is larger than the sum of its proper divisors (140665754).

260231434 is a wasteful number, since it uses less digits than its factorization.

260231434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3516680.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 260231434 is about 16131.6903640009. The cubic root of 260231434 is about 638.4397491728.

Adding to 260231434 its reverse (434132062), we get a palindrome (694363496).

The spelling of 260231434 in words is "two hundred sixty million, two hundred thirty-one thousand, four hundred thirty-four".

Divisors: 1 2 37 74 3516641 7033282 130115717 260231434