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30232312023 = 319547969637
BaseRepresentation
bin11100001001111111…
…000111100011010111
32220000221102120120010
4130021333013203113
5443403432441043
621515531211303
72120120261244
oct341177074327
986027376503
1030232312023
1111904396541
125a388a6b33
132b0a553834
14166b23c5cb
15bbe217133
hex709fc78d7

30232312023 has 16 divisors (see below), whose sum is σ = 42508929920. Its totient is φ = 19059165216.

The previous prime is 30232312003. The next prime is 30232312039. The reversal of 30232312023 is 32021323203.

It is not a de Polignac number, because 30232312023 - 212 = 30232307927 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 (30232312003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 453640 + ... + 515997.

It is an arithmetic number, because the mean of its divisors is an integer number (2656808120).

Almost surely, 230232312023 is an apocalyptic number.

30232312023 is a deficient number, since it is larger than the sum of its proper divisors (12276617897).

30232312023 is a wasteful number, since it uses less digits than its factorization.

30232312023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970206.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 30232312023 its reverse (32021323203), we get a palindrome (62253635226).

The spelling of 30232312023 in words is "thirty billion, two hundred thirty-two million, three hundred twelve thousand, twenty-three".

Divisors: 1 3 19 57 547 1641 10393 31179 969637 2908911 18423103 55269309 530391439 1591174317 10077437341 30232312023