Base | Representation |
---|---|
bin | 1000101100000011000… |
… | …1100011001010111001 |
3 | 112021021101212020202002 |
4 | 2023000301203022321 |
5 | 4421142323241044 |
6 | 152323122150345 |
7 | 13532610303323 |
oct | 2130061431271 |
9 | 467241766662 |
10 | 149263102649 |
11 | 58336148281 |
12 | 24b17ab23b5 |
13 | 110c99c181b |
14 | 731d970613 |
15 | 3d3906e74e |
hex | 22c0c632b9 |
149263102649 has 8 divisors (see below), whose sum is σ = 159694778880. Its totient is φ = 139088998800.
The previous prime is 149263102627. The next prime is 149263102733. The reversal of 149263102649 is 946201362941.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-149263102649 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149263102609) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64391897 + ... + 64394214.
It is an arithmetic number, because the mean of its divisors is an integer number (19961847360).
Almost surely, 2149263102649 is an apocalyptic number.
149263102649 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
149263102649 is a deficient number, since it is larger than the sum of its proper divisors (10431676231).
149263102649 is a wasteful number, since it uses less digits than its factorization.
149263102649 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128786191.
The product of its (nonzero) digits is 559872, while the sum is 47.
The spelling of 149263102649 in words is "one hundred forty-nine billion, two hundred sixty-three million, one hundred two thousand, six hundred forty-nine".
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