Base | Representation |
---|---|
bin | 1100110000011111… |
… | …00011100011111110 |
3 | 122200022221111022120 |
4 | 12120033203203332 |
5 | 103011342310300 |
6 | 3051345423410 |
7 | 331505041332 |
oct | 63017434376 |
9 | 18608844276 |
10 | 6849181950 |
11 | 29a5203856 |
12 | 13b193ab66 |
13 | 851cab8b0 |
14 | 48d8db7c2 |
15 | 2a14773a0 |
hex | 1983e38fe |
6849181950 has 48 divisors (see below), whose sum is σ = 18292589616. Its totient is φ = 1685952000.
The previous prime is 6849181919. The next prime is 6849181951. The reversal of 6849181950 is 591819486.
It is a super-2 number, since 2×68491819502 = 93822586768411605000, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 6849181893 and 6849181902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6849181951) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 1754251 + ... + 1758150.
It is an arithmetic number, because the mean of its divisors is an integer number (381095617).
Almost surely, 26849181950 is an apocalyptic number.
6849181950 is an abundant number, since it is smaller than the sum of its proper divisors (11443407666).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6849181950 is a wasteful number, since it uses less digits than its factorization.
6849181950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3512429 (or 3512424 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 51.
The square root of 6849181950 is about 82759.7846178928. The cubic root of 6849181950 is about 1899.0930066219.
The spelling of 6849181950 in words is "six billion, eight hundred forty-nine million, one hundred eighty-one thousand, nine hundred fifty".
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