Base | Representation |
---|---|
bin | 10101110100100011… |
… | …000010010100011001 |
3 | 2020110220000100222002 |
4 | 111310203002110121 |
5 | 340441111144243 |
6 | 14432542010345 |
7 | 1456423141031 |
oct | 256443022431 |
9 | 66426010862 |
10 | 23430178073 |
11 | 9a337a7635 |
12 | 465a8769b5 |
13 | 22952387c3 |
14 | 11c3aaa8c1 |
15 | 921e84eb8 |
hex | 5748c2519 |
23430178073 has 16 divisors (see below), whose sum is σ = 26218261440. Its totient is φ = 20808000000.
The previous prime is 23430178067. The next prime is 23430178081. The reversal of 23430178073 is 37087103432.
It is not a de Polignac number, because 23430178073 - 222 = 23425983769 is a prime.
It is a super-3 number, since 3×234301780733 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23430178273) 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, 63428 + ... + 225573.
It is an arithmetic number, because the mean of its divisors is an integer number (1638641340).
Almost surely, 223430178073 is an apocalyptic number.
It is an amenable number.
23430178073 is a deficient number, since it is larger than the sum of its proper divisors (2788083367).
23430178073 is a wasteful number, since it uses less digits than its factorization.
23430178073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 289288.
The product of its (nonzero) digits is 84672, while the sum is 38.
The spelling of 23430178073 in words is "twenty-three billion, four hundred thirty million, one hundred seventy-eight thousand, seventy-three".
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