Base | Representation |
---|---|
bin | 10101100111000001… |
… | …100111000110011110 |
3 | 2012220002010101021001 |
4 | 111213001213012132 |
5 | 340010021441110 |
6 | 14354235300514 |
7 | 1450666620013 |
oct | 254701470636 |
9 | 65802111231 |
10 | 23203312030 |
11 | 9927734838 |
12 | 45b68aa73a |
13 | 225a235b42 |
14 | 11a18d370a |
15 | 90c0c063a |
hex | 56706719e |
23203312030 has 32 divisors (see below), whose sum is σ = 43291293696. Its totient is φ = 8948257824.
The previous prime is 23203312007. The next prime is 23203312037. The reversal of 23203312030 is 3021330232.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 23203311989 and 23203312007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23203312037) 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, 336934 + ... + 399913.
It is an arithmetic number, because the mean of its divisors is an integer number (1352852928).
Almost surely, 223203312030 is an apocalyptic number.
23203312030 is a deficient number, since it is larger than the sum of its proper divisors (20087981666).
23203312030 is a wasteful number, since it uses less digits than its factorization.
23203312030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 736968.
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 23203312030 its reverse (3021330232), we get a palindrome (26224642262).
The spelling of 23203312030 in words is "twenty-three billion, two hundred three million, three hundred twelve thousand, thirty".
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