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2023102131 = 3976952241
BaseRepresentation
bin111100010010110…
…0001011010110011
312012222211020101120
41320211201122303
513120403232011
6532430033323
7101064040641
oct17045413263
95188736346
102023102131
11948a96636
12485648843
132631a576b
14152990191
15bc927a06
hex789616b3

2023102131 has 8 divisors (see below), whose sum is σ = 2725278864. Its totient is φ = 1334830080.

The previous prime is 2023102111. The next prime is 2023102139. The reversal of 2023102131 is 1312013202.

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

It is not a de Polignac number, because 2023102131 - 222 = 2018907827 is a prime.

It is a super-2 number, since 2×20231021312 = 8185884464913482322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2023102131.

It is not an unprimeable number, because it can be changed into a prime (2023102139) 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, 3475830 + ... + 3476411.

It is an arithmetic number, because the mean of its divisors is an integer number (340659858).

Almost surely, 22023102131 is an apocalyptic number.

2023102131 is a deficient number, since it is larger than the sum of its proper divisors (702176733).

2023102131 is an equidigital number, since it uses as much as digits as its factorization.

2023102131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6952341.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2023102131 is about 44978.9076234628. The cubic root of 2023102131 is about 1264.7536337437.

Adding to 2023102131 its reverse (1312013202), we get a palindrome (3335115333).

The spelling of 2023102131 in words is "two billion, twenty-three million, one hundred two thousand, one hundred thirty-one".

Divisors: 1 3 97 291 6952241 20856723 674367377 2023102131