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1253030230163 = 6183247487701
BaseRepresentation
bin10010001110111110011…
…010111111100010010011
311102210021211102220221002
4102032332122333202103
5131012201214331123
62355344550252215
7156346154136035
oct22167632774223
94383254386832
101253030230163
11443452997998
12182a1935706b
139121109491a
144490b48dc55
15228da5e6528
hex123be6bf893

1253030230163 has 8 divisors (see below), whose sum is σ = 1288915952016. Its totient is φ = 1217639484000.

The previous prime is 1253030230141. The next prime is 1253030230181. The reversal of 1253030230163 is 3610320303521.

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 1253030230163 - 26 = 1253030230099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1253030230103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123738788 + ... + 123748913.

It is an arithmetic number, because the mean of its divisors is an integer number (161114494002).

Almost surely, 21253030230163 is an apocalyptic number.

1253030230163 is a deficient number, since it is larger than the sum of its proper divisors (35885721853).

1253030230163 is an equidigital number, since it uses as much as digits as its factorization.

1253030230163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247487845.

The product of its (nonzero) digits is 9720, while the sum is 29.

Adding to 1253030230163 its reverse (3610320303521), we get a palindrome (4863350533684).

The spelling of 1253030230163 in words is "one trillion, two hundred fifty-three billion, thirty million, two hundred thirty thousand, one hundred sixty-three".

Divisors: 1 61 83 5063 247487701 15096749761 20541479183 1253030230163