Base | Representation |
---|---|
bin | 1001001001100… |
… | …00110110100101 |
3 | 12100102002220222 |
4 | 10210300312211 |
5 | 124121334044 |
6 | 11340534125 |
7 | 1621221464 |
oct | 444606645 |
9 | 170362828 |
10 | 76746149 |
11 | 3a359577 |
12 | 21851345 |
13 | 12b9132c |
14 | a29a9db |
15 | 6b0e8ee |
hex | 4930da5 |
76746149 has 4 divisors (see below), whose sum is σ = 80785440. Its totient is φ = 72706860.
The previous prime is 76746133. The next prime is 76746161. The reversal of 76746149 is 94164767.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94164767 = 59 ⋅1596013.
It is a cyclic number.
It is not a de Polignac number, because 76746149 - 24 = 76746133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76746349) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2019617 + ... + 2019654.
It is an arithmetic number, because the mean of its divisors is an integer number (20196360).
Almost surely, 276746149 is an apocalyptic number.
It is an amenable number.
76746149 is a deficient number, since it is larger than the sum of its proper divisors (4039291).
76746149 is a wasteful number, since it uses less digits than its factorization.
76746149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4039290.
The product of its digits is 254016, while the sum is 44.
The square root of 76746149 is about 8760.4879430315. The cubic root of 76746149 is about 424.9640550915.
The spelling of 76746149 in words is "seventy-six million, seven hundred forty-six thousand, one hundred forty-nine".
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