Base | Representation |
---|---|
bin | 10101101100111011… |
… | …110100100100101011 |
3 | 2020010222200111110210 |
4 | 111230323310210223 |
5 | 340210412121033 |
6 | 14412140312203 |
7 | 1453312423203 |
oct | 255473644453 |
9 | 66128614423 |
10 | 23302457643 |
11 | 99786a2363 |
12 | 4623b42663 |
13 | 227493a79a |
14 | 11b0b41403 |
15 | 915b56d63 |
hex | 56cef492b |
23302457643 has 8 divisors (see below), whose sum is σ = 31133744128. Its totient is φ = 15503071464.
The previous prime is 23302457621. The next prime is 23302457671. The reversal of 23302457643 is 34675420332.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23302457643 - 26 = 23302457579 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23302457693) 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, 7973371 + ... + 7976292.
It is an arithmetic number, because the mean of its divisors is an integer number (3891718016).
Almost surely, 223302457643 is an apocalyptic number.
23302457643 is a deficient number, since it is larger than the sum of its proper divisors (7831286485).
23302457643 is a wasteful number, since it uses less digits than its factorization.
23302457643 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15950153.
The product of its (nonzero) digits is 362880, while the sum is 39.
Adding to 23302457643 its reverse (34675420332), we get a palindrome (57977877975).
The spelling of 23302457643 in words is "twenty-three billion, three hundred two million, four hundred fifty-seven thousand, six hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •