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314130471 = 31731431461
BaseRepresentation
bin10010101110010…
…100000000100111
3210220002110222220
4102232110000213
51120404133341
651100523423
710533031164
oct2256240047
9726073886
10314130471
11151355966
1289250573
1350107725
142da1106b
151c8a0a66
hex12b94027

314130471 has 32 divisors (see below), whose sum is σ = 459841536. Its totient is φ = 189888000.

The previous prime is 314130457. The next prime is 314130473. The reversal of 314130471 is 174031413.

It is not a de Polignac number, because 314130471 - 210 = 314129447 is a prime.

It is a super-3 number, since 3×3141304713 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314130473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 681181 + ... + 681641.

It is an arithmetic number, because the mean of its divisors is an integer number (14370048).

Almost surely, 2314130471 is an apocalyptic number.

314130471 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

314130471 is a deficient number, since it is larger than the sum of its proper divisors (145711065).

314130471 is a wasteful number, since it uses less digits than its factorization.

314130471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 314130471 is about 17723.7262165720. The cubic root of 314130471 is about 679.7825652851.

Adding to 314130471 its reverse (174031413), we get a palindrome (488161884).

The spelling of 314130471 in words is "three hundred fourteen million, one hundred thirty thousand, four hundred seventy-one".

Divisors: 1 3 17 31 51 93 431 461 527 1293 1383 1581 7327 7837 13361 14291 21981 23511 40083 42873 198691 227137 242947 596073 681411 728841 3377747 6159421 10133241 18478263 104710157 314130471