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23403414142 = 219975859643
BaseRepresentation
bin10101110010111100…
…111100001001111110
32020102000122121202101
4111302330330021332
5340412233223032
614430144215314
71455646511053
oct256274741176
966360577671
1023403414142
119a1a687489
12465190a53a
13228c827764
1411c030102a
1591e949de7
hex572f3c27e

23403414142 has 8 divisors (see below), whose sum is σ = 35122706136. Its totient is φ = 11695845432.

The previous prime is 23403414131. The next prime is 23403414143. The reversal of 23403414142 is 24141430432.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23403414142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23403414143) 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, 2925828 + ... + 2933815.

It is an arithmetic number, because the mean of its divisors is an integer number (4390338267).

Almost surely, 223403414142 is an apocalyptic number.

23403414142 is a deficient number, since it is larger than the sum of its proper divisors (11719291994).

23403414142 is a wasteful number, since it uses less digits than its factorization.

23403414142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5861642.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 23403414142 its reverse (24141430432), we get a palindrome (47544844574).

The spelling of 23403414142 in words is "twenty-three billion, four hundred three million, four hundred fourteen thousand, one hundred forty-two".

Divisors: 1 2 1997 3994 5859643 11719286 11701707071 23403414142