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2023130131 = 11499368579
BaseRepresentation
bin111100010010110…
…1000010000010011
312012222212122210121
41320211220100103
513120410131011
6532430411111
7101064215401
oct17045502023
95188778717
102023130131
11949005680
12485660a97
132631b5429
1415299a471
15bc930e71
hex78968413

2023130131 has 8 divisors (see below), whose sum is σ = 2211480000. Its totient is φ = 1835518440.

The previous prime is 2023130129. The next prime is 2023130147. The reversal of 2023130131 is 1310313202.

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 2023130131 - 21 = 2023130129 is a prime.

It is a super-2 number, since 2×20231301312 = 8186111053920154322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2023130831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178801 + ... + 189778.

It is an arithmetic number, because the mean of its divisors is an integer number (276435000).

Almost surely, 22023130131 is an apocalyptic number.

2023130131 is a deficient number, since it is larger than the sum of its proper divisors (188349869).

2023130131 is a wasteful number, since it uses less digits than its factorization.

2023130131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369089.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2023130131 is about 44979.2188793892. The cubic root of 2023130131 is about 1264.7594685024.

Adding to 2023130131 its reverse (1310313202), we get a palindrome (3333443333).

The spelling of 2023130131 in words is "two billion, twenty-three million, one hundred thirty thousand, one hundred thirty-one".

Divisors: 1 11 499 5489 368579 4054369 183920921 2023130131