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230423603013053 = 2156310686064231
BaseRepresentation
bin110100011001000110101101…
…000000010110010110111101
31010012212021121002010111000222
4310121012231000112112331
5220200230014332404203
62134023050351231125
766351361455143132
oct6431065500262675
91105767532114028
10230423603013053
116746911285185a
1221a1577a5184a5
139b75b1100a778
1440c87c1b90589
151b98ca7987038
hexd191ad0165bd

230423603013053 has 4 divisors (see below), whose sum is σ = 230434289098848. Its totient is φ = 230412916927260.

The previous prime is 230423603013031. The next prime is 230423603013067. The reversal of 230423603013053 is 350310306324032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230423603013053 - 28 = 230423603012797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230423603010053) 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 3 ways as a sum of consecutive naturals, for example, 5343010553 + ... + 5343053678.

It is an arithmetic number, because the mean of its divisors is an integer number (57608572274712).

Almost surely, 2230423603013053 is an apocalyptic number.

It is an amenable number.

230423603013053 is a deficient number, since it is larger than the sum of its proper divisors (10686085795).

230423603013053 is a wasteful number, since it uses less digits than its factorization.

230423603013053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10686085794.

The product of its (nonzero) digits is 116640, while the sum is 35.

Adding to 230423603013053 its reverse (350310306324032), we get a palindrome (580733909337085).

The spelling of 230423603013053 in words is "two hundred thirty trillion, four hundred twenty-three billion, six hundred three million, thirteen thousand, fifty-three".

Divisors: 1 21563 10686064231 230423603013053