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314131061 = 349900089
BaseRepresentation
bin10010101110010…
…100001001110101
3210220002111210202
4102232110021311
51120404143221
651100530245
710533032666
oct2256241165
9726074722
10314131061
11151356352
1289250985
1350107a8a
142da1136d
151c8a0d0b
hex12b94275

314131061 has 4 divisors (see below), whose sum is σ = 315031500. Its totient is φ = 313230624.

The previous prime is 314131031. The next prime is 314131067. The reversal of 314131061 is 160131413.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 224070961 + 90060100 = 14969^2 + 9490^2 .

It is a cyclic number.

It is not a de Polignac number, because 314131061 - 218 = 313868917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314131067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449696 + ... + 450393.

It is an arithmetic number, because the mean of its divisors is an integer number (78757875).

Almost surely, 2314131061 is an apocalyptic number.

It is an amenable number.

314131061 is a deficient number, since it is larger than the sum of its proper divisors (900439).

314131061 is an equidigital number, since it uses as much as digits as its factorization.

314131061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900438.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 314131061 is about 17723.7428609196. The cubic root of 314131061 is about 679.7829908741.

Adding to 314131061 its reverse (160131413), we get a palindrome (474262474).

The spelling of 314131061 in words is "three hundred fourteen million, one hundred thirty-one thousand, sixty-one".

Divisors: 1 349 900089 314131061