Base | Representation |
---|---|
bin | 111011101010111… |
… | …0001001001001011 |
3 | 12011112111001020002 |
4 | 1313111301021023 |
5 | 13100030220034 |
6 | 530401553215 |
7 | 100421243156 |
oct | 16725611113 |
9 | 5145431202 |
10 | 2002195019 |
11 | 938206830 |
12 | 47a64580b |
13 | 25ba654a6 |
14 | 14dcaac9d |
15 | bab97e7e |
hex | 7757124b |
2002195019 has 8 divisors (see below), whose sum is σ = 2194010112. Its totient is φ = 1812012840.
The previous prime is 2002194989. The next prime is 2002195049. The reversal of 2002195019 is 9105912002.
It is an interprime number because it is at equal distance from previous prime (2002194989) and next prime (2002195049).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2002195019 - 28 = 2002194763 is a prime.
It is a super-2 number, since 2×20021950192 = 8017569788216820722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2002194982 and 2002195000.
It is not an unprimeable number, because it can be changed into a prime (2002195049) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 405659 + ... + 410564.
It is an arithmetic number, because the mean of its divisors is an integer number (274251264).
Almost surely, 22002195019 is an apocalyptic number.
2002195019 is a deficient number, since it is larger than the sum of its proper divisors (191815093).
2002195019 is a wasteful number, since it uses less digits than its factorization.
2002195019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 816457.
The product of its (nonzero) digits is 1620, while the sum is 29.
The square root of 2002195019 is about 44745.8938786566. The cubic root of 2002195019 is about 1260.3818064816.
The spelling of 2002195019 in words is "two billion, two million, one hundred ninety-five thousand, nineteen".
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