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314201431 = 15710931831
BaseRepresentation
bin10010101110100…
…101010101010111
3210220020002100001
4102232211111113
51120413421211
651102232131
710533445105
oct2256452527
9726202301
10314201431
111513a4205
1289285647
1350130b0b
142da2cc75
151c8b6ac1
hex12ba5557

314201431 has 8 divisors (see below), whose sum is σ = 316664864. Its totient is φ = 311744160.

The previous prime is 314201411. The next prime is 314201471. The reversal of 314201431 is 134102413.

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 314201431 - 211 = 314199383 is a prime.

It is a super-2 number, since 2×3142014312 = 197445078484895522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 314201399 and 314201408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314201411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170686 + ... + 172516.

It is an arithmetic number, because the mean of its divisors is an integer number (39583108).

Almost surely, 2314201431 is an apocalyptic number.

314201431 is a deficient number, since it is larger than the sum of its proper divisors (2463433).

314201431 is a wasteful number, since it uses less digits than its factorization.

314201431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3081.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 314201431 is about 17725.7279399183. The cubic root of 314201431 is about 679.8337475629.

Adding to 314201431 its reverse (134102413), we get a palindrome (448303844).

The spelling of 314201431 in words is "three hundred fourteen million, two hundred one thousand, four hundred thirty-one".

Divisors: 1 157 1093 1831 171601 287467 2001283 314201431