Search a number
-
+
1023402441143 = 1854155196723
BaseRepresentation
bin11101110010001111000…
…10011111100110110111
310121211120200020121112102
432321013202133212313
5113231412011104033
62102051122012315
7133636603135265
oct16710742374667
93554520217472
101023402441143
11365027aa8345
121464134a709b
1375677842454
1437766573435
151b94b06cde8
hexee4789f9b7

1023402441143 has 4 divisors (see below), whose sum is σ = 1023457656408. Its totient is φ = 1023347225880.

The previous prime is 1023402441031. The next prime is 1023402441157. The reversal of 1023402441143 is 3411442043201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1023402441143 - 232 = 1019107473847 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 (1023402441343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27579821 + ... + 27616902.

It is an arithmetic number, because the mean of its divisors is an integer number (255864414102).

Almost surely, 21023402441143 is an apocalyptic number.

1023402441143 is a deficient number, since it is larger than the sum of its proper divisors (55215265).

1023402441143 is an equidigital number, since it uses as much as digits as its factorization.

1023402441143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55215264.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1023402441143 its reverse (3411442043201), we get a palindrome (4434844484344).

The spelling of 1023402441143 in words is "one trillion, twenty-three billion, four hundred two million, four hundred forty-one thousand, one hundred forty-three".

Divisors: 1 18541 55196723 1023402441143