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31434352535105 = 513483605423617
BaseRepresentation
bin1110010010110111000010…
…11010101010011001000001
311010022002120002001011000222
413021123201122222121001
513110010023222110410
6150504424151552425
76423025362644642
oct711334132523101
9133262502034028
1031434352535105
11a01a263572423
12363823108b715
131470329092970
147a96060c16c9
15397a2dc22955
hex1c96e16aa641

31434352535105 has 8 divisors (see below), whose sum is σ = 40622855583912. Its totient is φ = 23213060333568.

The previous prime is 31434352535093. The next prime is 31434352535123. The reversal of 31434352535105 is 50153525343413.

It can be written as a sum of positive squares in 4 ways, for example, as 2002089162304 + 29432263372801 = 1414952^2 + 5425151^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 31434352535105 - 212 = 31434352531009 is a prime.

It is a super-2 number, since 2×314343525351052 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241802711744 + ... + 241802711873.

It is an arithmetic number, because the mean of its divisors is an integer number (5077856947989).

Almost surely, 231434352535105 is an apocalyptic number.

It is an amenable number.

31434352535105 is a deficient number, since it is larger than the sum of its proper divisors (9188503048807).

31434352535105 is a wasteful number, since it uses less digits than its factorization.

31434352535105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483605423635.

The product of its (nonzero) digits is 1620000, while the sum is 44.

Adding to 31434352535105 its reverse (50153525343413), we get a palindrome (81587877878518).

The spelling of 31434352535105 in words is "thirty-one trillion, four hundred thirty-four billion, three hundred fifty-two million, five hundred thirty-five thousand, one hundred five".

Divisors: 1 5 13 65 483605423617 2418027118085 6286870507021 31434352535105