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351223030 = 2535122303
BaseRepresentation
bin10100111011110…
…011110011110110
3220110212222102101
4110323303303312
51204403114110
654503532314
711463226564
oct2473636366
9813788371
10351223030
11170290074
129975a09a
13579c3aa2
1434908a34
1520c7b13a
hex14ef3cf6

351223030 has 8 divisors (see below), whose sum is σ = 632201472. Its totient is φ = 140489208.

The previous prime is 351223027. The next prime is 351223069. The reversal of 351223030 is 30322153.

Adding to 351223030 its reverse (30322153), we get a palindrome (381545183).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×3512230303 (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 351222989 and 351223007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17561142 + ... + 17561161.

It is an arithmetic number, because the mean of its divisors is an integer number (79025184).

Almost surely, 2351223030 is an apocalyptic number.

351223030 is a deficient number, since it is larger than the sum of its proper divisors (280978442).

351223030 is a wasteful number, since it uses less digits than its factorization.

351223030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35122310.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 351223030 is about 18740.9452803214. The cubic root of 351223030 is about 705.5497815699.

The spelling of 351223030 in words is "three hundred fifty-one million, two hundred twenty-three thousand, thirty".