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23312030033 = 472927169457
BaseRepresentation
bin10101101101100000…
…010101100101010001
32020011122200211022202
4111231200111211101
5340220334430113
614413121412545
71453456662065
oct255540254521
966148624282
1023312030033
119983040226
12462719a155
13227690c816
1411b2113aa5
159168e8258
hex56d815951

23312030033 has 8 divisors (see below), whose sum is σ = 23816305152. Its totient is φ = 22808099776.

The previous prime is 23312030009. The next prime is 23312030111. The reversal of 23312030033 is 33003021332.

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 23312030033 - 210 = 23312029009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23312029987 and 23312030014.

It is not an unprimeable number, because it can be changed into a prime (23312030933) 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, 52841 + ... + 222297.

It is an arithmetic number, because the mean of its divisors is an integer number (2977038144).

Almost surely, 223312030033 is an apocalyptic number.

It is an amenable number.

23312030033 is a deficient number, since it is larger than the sum of its proper divisors (504275119).

23312030033 is a wasteful number, since it uses less digits than its factorization.

23312030033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172431.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 23312030033 its reverse (33003021332), we get a palindrome (56315051365).

The spelling of 23312030033 in words is "twenty-three billion, three hundred twelve million, thirty thousand, thirty-three".

Divisors: 1 47 2927 137569 169457 7964479 496000639 23312030033