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310304342013 = 31723312184761
BaseRepresentation
bin1001000001111111001…
…01000111111111111101
31002122221122100211121220
410200333211013333331
520041000402421023
6354315110543553
731263426246651
oct4407745077775
91078848324556
10310304342013
1110a665790a36
1250180367bb9
13233528a72c3
1411039888a61
1581121373e3
hex483f947ffd

310304342013 has 32 divisors (see below), whose sum is σ = 457275393792. Its totient is φ = 186173644800.

The previous prime is 310304342011. The next prime is 310304342017. The reversal of 310304342013 is 310243403013.

It is not a de Polignac number, because 310304342013 - 21 = 310304342011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (310304342011) 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, 3618553 + ... + 3703313.

It is an arithmetic number, because the mean of its divisors is an integer number (14289856056).

Almost surely, 2310304342013 is an apocalyptic number.

It is an amenable number.

310304342013 is a deficient number, since it is larger than the sum of its proper divisors (146971051779).

310304342013 is a wasteful number, since it uses less digits than its factorization.

310304342013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87925.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 310304342013 its reverse (310243403013), we get a palindrome (620547745026).

The spelling of 310304342013 in words is "three hundred ten billion, three hundred four million, three hundred forty-two thousand, thirteen".

Divisors: 1 3 17 23 51 69 391 1173 3121 9363 53057 71783 84761 159171 215349 254283 1220311 1440937 1949503 3660933 4322811 5848509 33141551 99424653 264539081 793617243 4497164377 6084398863 13491493131 18253196589 103434780671 310304342013