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351000000143 = 13436126339139
BaseRepresentation
bin1010001101110010011…
…10101111011010001111
31020112222210102110200022
411012321032233122033
521222322000001033
6425125220052355
734234051526402
oct5067116573217
91215883373608
10351000000143
11125949393251
12580392340bb
1327139b088a0
1412dba5bdd39
1591e4c35098
hex51b93af68f

351000000143 has 32 divisors (see below), whose sum is σ = 394636408320. Its totient is φ = 310085677440.

The previous prime is 351000000103. The next prime is 351000000193. The reversal of 351000000143 is 341000000153.

It is a cyclic number.

It is not a de Polignac number, because 351000000143 - 226 = 350932891279 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 (351000000103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8948468 + ... + 8987606.

It is an arithmetic number, because the mean of its divisors is an integer number (12332387760).

Almost surely, 2351000000143 is an apocalyptic number.

351000000143 is a deficient number, since it is larger than the sum of its proper divisors (43636408177).

351000000143 is a wasteful number, since it uses less digits than its factorization.

351000000143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39519.

The product of its (nonzero) digits is 180, while the sum is 17.

Adding to 351000000143 its reverse (341000000153), we get a palindrome (692000000296).

The spelling of 351000000143 in words is "three hundred fifty-one billion, one hundred forty-three", and thus it is an aban number.

Divisors: 1 13 43 61 263 559 793 2623 3419 11309 16043 34099 39139 147017 208559 508807 689849 1682977 2387479 8968037 10293557 21878701 31037227 102661597 133816241 442622951 627906977 1334600761 5754098363 8162790701 27000000011 351000000143