Base | Representation |
---|---|
bin | 10101111010101011… |
… | …010010101010001010 |
3 | 2020202001111112121110 |
4 | 111322223102222022 |
5 | 341143422133300 |
6 | 14451053551150 |
7 | 1462112150223 |
oct | 257253225212 |
9 | 66661445543 |
10 | 23533005450 |
11 | 9a8684a339 |
12 | 46891a54b6 |
13 | 22b062c1c6 |
14 | 11d35d624a |
15 | 92aee7550 |
hex | 57aad2a8a |
23533005450 has 48 divisors (see below), whose sum is σ = 60899334336. Its totient is φ = 6002620800.
The previous prime is 23533005371. The next prime is 23533005467. The reversal of 23533005450 is 5450033532.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3407131 + ... + 3414030.
It is an arithmetic number, because the mean of its divisors is an integer number (1268736132).
Almost surely, 223533005450 is an apocalyptic number.
23533005450 is an abundant number, since it is smaller than the sum of its proper divisors (37366328886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23533005450 is a wasteful number, since it uses less digits than its factorization.
23533005450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6821199 (or 6821194 counting only the distinct ones).
The product of its (nonzero) digits is 27000, while the sum is 30.
Adding to 23533005450 its reverse (5450033532), we get a palindrome (28983038982).
The spelling of 23533005450 in words is "twenty-three billion, five hundred thirty-three million, five thousand, four hundred fifty".
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