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351423323011 = 1918495964369
BaseRepresentation
bin1010001110100100111…
…01100101101110000011
31020121002021222111111001
411013102131211232003
521224203332314021
6425235221232431
734250411650015
oct5072235455603
91217067874431
10351423323011
11126046338a62
1258136b62717
13271a6724ba7
141301a8d61b5
15921bea4091
hex51d2765b83

351423323011 has 4 divisors (see below), whose sum is σ = 369919287400. Its totient is φ = 332927358624.

The previous prime is 351423323003. The next prime is 351423323021. The reversal of 351423323011 is 110323324153.

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

It is a cyclic number.

It is not a de Polignac number, because 351423323011 - 23 = 351423323003 is a prime.

It is a super-2 number, since 2×3514233230112 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351423323021) 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, 9247982166 + ... + 9247982203.

It is an arithmetic number, because the mean of its divisors is an integer number (92479821850).

Almost surely, 2351423323011 is an apocalyptic number.

351423323011 is a deficient number, since it is larger than the sum of its proper divisors (18495964389).

351423323011 is a wasteful number, since it uses less digits than its factorization.

351423323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18495964388.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 351423323011 its reverse (110323324153), we get a palindrome (461746647164).

The spelling of 351423323011 in words is "three hundred fifty-one billion, four hundred twenty-three million, three hundred twenty-three thousand, eleven".

Divisors: 1 19 18495964369 351423323011