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310130422 = 27171303069
BaseRepresentation
bin10010011111000…
…011011011110110
3210121120020221221
4102133003123312
51113343133142
650435100554
710454031220
oct2237033366
9717506857
10310130422
1114a073638
1287a4175a
134c336b34
142d28d410
151c360767
hex127c36f6

310130422 has 16 divisors (see below), whose sum is σ = 562926240. Its totient is φ = 125094528.

The previous prime is 310130419. The next prime is 310130441. The reversal of 310130422 is 224031013.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 310130396 and 310130405.

It is a congruent number.

It is an unprimeable number.

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, 651297 + ... + 651772.

It is an arithmetic number, because the mean of its divisors is an integer number (35182890).

Almost surely, 2310130422 is an apocalyptic number.

310130422 is a deficient number, since it is larger than the sum of its proper divisors (252795818).

310130422 is a wasteful number, since it uses less digits than its factorization.

310130422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303095.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 310130422 is about 17610.5202081029. The cubic root of 310130422 is about 676.8848440521.

Adding to 310130422 its reverse (224031013), we get a palindrome (534161435).

The spelling of 310130422 in words is "three hundred ten million, one hundred thirty thousand, four hundred twenty-two".

Divisors: 1 2 7 14 17 34 119 238 1303069 2606138 9121483 18242966 22152173 44304346 155065211 310130422