Search a number
-
+
23423401104031 = 315314256482717
BaseRepresentation
bin1010101001101101011111…
…00000001001001010011111
310001221020220002121101222101
411110312233200021022133
511032232111140312111
6121452321212425531
74635166500210055
oct524665740111237
9101836802541871
1023423401104031
117510899304a05
1227637417782a7
13100ba8164b096
145ad9ad1b61d5
152a946a613bc1
hex154daf80929f

23423401104031 has 8 divisors (see below), whose sum is σ = 24635202136704. Its totient is φ = 22240113036960.

The previous prime is 23423401104029. The next prime is 23423401104067. The reversal of 23423401104031 is 13040110432432.

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 23423401104031 - 21 = 23423401104029 is a prime.

It is a super-2 number, since 2×234234011040312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23423401104331) 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, 7128239716 + ... + 7128243001.

It is an arithmetic number, because the mean of its divisors is an integer number (3079400267088).

Almost surely, 223423401104031 is an apocalyptic number.

23423401104031 is a deficient number, since it is larger than the sum of its proper divisors (1211801032673).

23423401104031 is a wasteful number, since it uses less digits than its factorization.

23423401104031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14256482801.

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

Adding to 23423401104031 its reverse (13040110432432), we get a palindrome (36463511536463).

The spelling of 23423401104031 in words is "twenty-three trillion, four hundred twenty-three billion, four hundred one million, one hundred four thousand, thirty-one".

Divisors: 1 31 53 1643 14256482717 441950964227 755593584001 23423401104031