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1023301442431 = 28314653246769
BaseRepresentation
bin11101110010000011000…
…01001101101101111111
310121211022122012100100101
432321001201031231333
5113231210132124211
62102033113141531
7133634235513352
oct16710141155577
93554278170311
101023301442431
11364a85a94534
121463a56ba8a7
137565c93c1b8
1437756da2299
151b94226c5c1
hexee4184db7f

1023301442431 has 8 divisors (see below), whose sum is σ = 1026991592720. Its totient is φ = 1019611815552.

The previous prime is 1023301442389. The next prime is 1023301442437. The reversal of 1023301442431 is 1342441033201.

It is a happy number.

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 1023301442431 - 211 = 1023301440383 is a prime.

It is a super-2 number, since 2×10233014424312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1023301442431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023301442437) 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 7 ways as a sum of consecutive naturals, for example, 4023415 + ... + 4270183.

It is an arithmetic number, because the mean of its divisors is an integer number (128373949090).

Almost surely, 21023301442431 is an apocalyptic number.

1023301442431 is a deficient number, since it is larger than the sum of its proper divisors (3690150289).

1023301442431 is a wasteful number, since it uses less digits than its factorization.

1023301442431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261705.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1023301442431 its reverse (1342441033201), we get a palindrome (2365742475632).

The spelling of 1023301442431 in words is "one trillion, twenty-three billion, three hundred one million, four hundred forty-two thousand, four hundred thirty-one".

Divisors: 1 283 14653 246769 4146799 69835627 3615906157 1023301442431