Base | Representation |
---|---|
bin | 1110010001001001101… |
… | …1110001000000111111 |
3 | 212102201000001022211221 |
4 | 3210102123301000333 |
5 | 13004002313420130 |
6 | 304335131454211 |
7 | 23465235026320 |
oct | 3442233610077 |
9 | 772630038757 |
10 | 245122404415 |
11 | 94a57230519 |
12 | 3b60abb7367 |
13 | 1a1656b9765 |
14 | bc14ad4447 |
15 | 65999e087a |
hex | 39126f103f |
245122404415 has 8 divisors (see below), whose sum is σ = 336167868960. Its totient is φ = 168083934432.
The previous prime is 245122404377. The next prime is 245122404421. The reversal of 245122404415 is 514404221542.
245122404415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 245122404415 - 211 = 245122402367 is a prime.
It is a super-2 number, since 2×2451224044152 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3501748600 + ... + 3501748669.
It is an arithmetic number, because the mean of its divisors is an integer number (42020983620).
Almost surely, 2245122404415 is an apocalyptic number.
245122404415 is a deficient number, since it is larger than the sum of its proper divisors (91045464545).
245122404415 is an equidigital number, since it uses as much as digits as its factorization.
245122404415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7003497281.
The product of its (nonzero) digits is 51200, while the sum is 34.
Adding to 245122404415 its reverse (514404221542), we get a palindrome (759526625957).
The spelling of 245122404415 in words is "two hundred forty-five billion, one hundred twenty-two million, four hundred four thousand, four hundred fifteen".
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