Base | Representation |
---|---|
bin | 10101100011010001… |
… | …110010000100101111 |
3 | 2012201200211021100210 |
4 | 111203101302010233 |
5 | 334342423124130 |
6 | 14344111553503 |
7 | 1446304341456 |
oct | 254321620457 |
9 | 65650737323 |
10 | 23140442415 |
11 | 98a51a3982 |
12 | 459982b893 |
13 | 224a1c299c |
14 | 1197409b9d |
15 | 9068025b0 |
hex | 56347212f |
23140442415 has 48 divisors (see below), whose sum is σ = 39975968160. Its totient is φ = 11425044480.
The previous prime is 23140442387. The next prime is 23140442453. The reversal of 23140442415 is 51424404132.
It is not a de Polignac number, because 23140442415 - 25 = 23140442383 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 220681 + ... + 308189.
It is an arithmetic number, because the mean of its divisors is an integer number (832832670).
Almost surely, 223140442415 is an apocalyptic number.
23140442415 is a deficient number, since it is larger than the sum of its proper divisors (16835525745).
23140442415 is a wasteful number, since it uses less digits than its factorization.
23140442415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87612 (or 87595 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 30.
Adding to 23140442415 its reverse (51424404132), we get a palindrome (74564846547).
The spelling of 23140442415 in words is "twenty-three billion, one hundred forty million, four hundred forty-two thousand, four hundred fifteen".
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