Base | Representation |
---|---|
bin | 10100100000001110… |
… | …001001001011011101 |
3 | 2002211021212221212221 |
4 | 110200032021023131 |
5 | 330041421240010 |
6 | 14040322425341 |
7 | 1406363640253 |
oct | 244016111335 |
9 | 62737787787 |
10 | 22015415005 |
11 | 9378145161 |
12 | 4324b02251 |
13 | 20cb0bb4ac |
14 | 10cbc345d3 |
15 | 88cb75dda |
hex | 5203892dd |
22015415005 has 4 divisors (see below), whose sum is σ = 26418498012. Its totient is φ = 17612332000.
The previous prime is 22015414999. The next prime is 22015415039. The reversal of 22015415005 is 50051451022.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 13738418521 + 8276996484 = 117211^2 + 90978^2 .
It is not a de Polignac number, because 22015415005 - 23 = 22015414997 is a prime.
It is a super-4 number, since 4×220154150054 (a number of 42 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2201541496 + ... + 2201541505.
It is an arithmetic number, because the mean of its divisors is an integer number (6604624503).
Almost surely, 222015415005 is an apocalyptic number.
It is an amenable number.
22015415005 is a deficient number, since it is larger than the sum of its proper divisors (4403083007).
22015415005 is an equidigital number, since it uses as much as digits as its factorization.
22015415005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4403083006.
The product of its (nonzero) digits is 2000, while the sum is 25.
Adding to 22015415005 its reverse (50051451022), we get a palindrome (72066866027).
The spelling of 22015415005 in words is "twenty-two billion, fifteen million, four hundred fifteen thousand, five".
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