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1029251483453 = 17233709366497
BaseRepresentation
bin11101111101001000010…
…10110100011100111101
310122101200022020202012002
432332210022310130331
5113330401334432303
62104455343152045
7134234545154624
oct16764412643475
93571608222162
101029251483453
113675596a2406
121475862a5625
137609a56542b
1437b5d2c86bb
151bb8e7d7788
hexefa42b473d

1029251483453 has 16 divisors (see below), whose sum is σ = 1096019598960. Its totient is φ = 963186671616.

The previous prime is 1029251483441. The next prime is 1029251483459. The reversal of 1029251483453 is 3543841529201.

It can be written as a sum of positive squares in 8 ways, for example, as 11951299684 + 1017300183769 = 109322^2 + 1008613^2 .

It is a cyclic number.

It is not a de Polignac number, because 1029251483453 - 24 = 1029251483437 is a prime.

It is a super-2 number, since 2×10292514834532 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1029251483398 and 1029251483407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1029251483459) 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 15 ways as a sum of consecutive naturals, for example, 2625101 + ... + 2991597.

It is an arithmetic number, because the mean of its divisors is an integer number (68501224935).

Almost surely, 21029251483453 is an apocalyptic number.

It is an amenable number.

1029251483453 is a deficient number, since it is larger than the sum of its proper divisors (66768115507).

1029251483453 is a wasteful number, since it uses less digits than its factorization.

1029251483453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367456.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 1029251483453 in words is "one trillion, twenty-nine billion, two hundred fifty-one million, four hundred eighty-three thousand, four hundred fifty-three".

Divisors: 1 17 233 709 3961 12053 165197 366497 2808349 6230449 85393801 259846373 1451694617 4417388341 60544204909 1029251483453