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22930237423 = 85103269441
BaseRepresentation
bin10101010110101111…
…111010011111101111
32012012001021202022201
4111112233322133233
5333430120044143
614311202322331
71441142542102
oct252657723757
965161252281
1022930237423
1197a7580845
12453b3593a7
1322157a4732
14117752c739
158e312e64d
hex556bfa7ef

22930237423 has 4 divisors (see below), whose sum is σ = 22930591968. Its totient is φ = 22929882880.

The previous prime is 22930237411. The next prime is 22930237433. The reversal of 22930237423 is 32473203922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22930237423 - 217 = 22930106351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22930237433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49618 + ... + 219823.

It is an arithmetic number, because the mean of its divisors is an integer number (5732647992).

Almost surely, 222930237423 is an apocalyptic number.

22930237423 is a deficient number, since it is larger than the sum of its proper divisors (354545).

22930237423 is an equidigital number, since it uses as much as digits as its factorization.

22930237423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354544.

The product of its (nonzero) digits is 108864, while the sum is 37.

The spelling of 22930237423 in words is "twenty-two billion, nine hundred thirty million, two hundred thirty-seven thousand, four hundred twenty-three".

Divisors: 1 85103 269441 22930237423