Base | Representation |
---|---|
bin | 1001000101010… |
… | …11000100000101 |
3 | 12022101021012200 |
4 | 10202223010011 |
5 | 124001320044 |
6 | 11321105113 |
7 | 1613450016 |
oct | 442530405 |
9 | 168337180 |
10 | 76198149 |
11 | 3a014885 |
12 | 21628199 |
13 | 12a2ba81 |
14 | a19700d |
15 | 6a52369 |
hex | 48ab105 |
76198149 has 12 divisors (see below), whose sum is σ = 114849696. Its totient is φ = 48589992.
The previous prime is 76198091. The next prime is 76198159. The reversal of 76198149 is 94189167.
It is a happy number.
It is not a de Polignac number, because 76198149 - 211 = 76196101 is a prime.
It is a super-2 number, since 2×761981492 = 11612315822052402, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76198159) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183847 + ... + 184260.
It is an arithmetic number, because the mean of its divisors is an integer number (9570808).
Almost surely, 276198149 is an apocalyptic number.
It is an amenable number.
76198149 is a deficient number, since it is larger than the sum of its proper divisors (38651547).
76198149 is a wasteful number, since it uses less digits than its factorization.
76198149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368136 (or 368133 counting only the distinct ones).
The product of its digits is 108864, while the sum is 45.
The square root of 76198149 is about 8729.1551137553. The cubic root of 76198149 is about 423.9501636127.
The spelling of 76198149 in words is "seventy-six million, one hundred ninety-eight thousand, one hundred forty-nine".
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