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52143103353 = 3116163141051
BaseRepresentation
bin110000100011111110…
…001001110101111001
311222120221110002202010
4300203332021311321
51323242113301403
635542035400133
73524104031325
oct604376116571
9158527402663
1052143103353
1120128471350
12a132753049
134bbca6cb13
1427491da985
151552ac3603
hexc23f89d79

52143103353 has 32 divisors (see below), whose sum is σ = 77211915264. Its totient is φ = 31033800000.

The previous prime is 52143103349. The next prime is 52143103387. The reversal of 52143103353 is 35330134125.

It is not a de Polignac number, because 52143103353 - 22 = 52143103349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52143103353.

It is not an unprimeable number, because it can be changed into a prime (52143103153) 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, 1249678 + ... + 1290728.

It is an arithmetic number, because the mean of its divisors is an integer number (2412872352).

Almost surely, 252143103353 is an apocalyptic number.

It is an amenable number.

52143103353 is a deficient number, since it is larger than the sum of its proper divisors (25068811911).

52143103353 is a wasteful number, since it uses less digits than its factorization.

52143103353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41757.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 52143103353 its reverse (35330134125), we get a palindrome (87473237478).

The spelling of 52143103353 in words is "fifty-two billion, one hundred forty-three million, one hundred three thousand, three hundred fifty-three".

Divisors: 1 3 11 33 61 183 631 671 1893 2013 6941 20823 38491 41051 115473 123153 423401 451561 1270203 1354683 2504111 7512333 25903181 27545221 77709543 82635663 284934991 854804973 1580094041 4740282123 17381034451 52143103353