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316102061 = 1161471091
BaseRepresentation
bin10010110101110…
…101010110101101
3211000210122111202
4102311311112231
51121410231221
651211055245
710555552232
oct2265652655
9730718452
10316102061
11152482180
1289a41525
1350647c52
142dda5789
151cb3ed0b
hex12d755ad

316102061 has 8 divisors (see below), whose sum is σ = 350492448. Its totient is φ = 282654000.

The previous prime is 316102049. The next prime is 316102081. The reversal of 316102061 is 160201613.

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 316102061 - 214 = 316085677 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 (316102081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234875 + ... + 236216.

It is an arithmetic number, because the mean of its divisors is an integer number (43811556).

Almost surely, 2316102061 is an apocalyptic number.

It is an amenable number.

316102061 is a deficient number, since it is larger than the sum of its proper divisors (34390387).

316102061 is a wasteful number, since it uses less digits than its factorization.

316102061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471163.

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

The square root of 316102061 is about 17779.2592927827. The cubic root of 316102061 is about 681.2017826772.

Adding to 316102061 its reverse (160201613), we get a palindrome (476303674).

The spelling of 316102061 in words is "three hundred sixteen million, one hundred two thousand, sixty-one".

Divisors: 1 11 61 671 471091 5182001 28736551 316102061