Base | Representation |
---|---|
bin | 10001100101001… |
… | …00100100111010 |
3 | 101021111111022122 |
4 | 20302210210322 |
5 | 300223142441 |
6 | 22344521242 |
7 | 3440341346 |
oct | 1062444472 |
9 | 337444278 |
10 | 147474746 |
11 | 76277a61 |
12 | 41480222 |
13 | 24726683 |
14 | 1582c626 |
15 | ce3134b |
hex | 8ca493a |
147474746 has 24 divisors (see below), whose sum is σ = 228157884. Its totient is φ = 71481600.
The previous prime is 147474731. The next prime is 147474749. The reversal of 147474746 is 647474741.
It can be written as a sum of positive squares in 6 ways, for example, as 127125625 + 20349121 = 11275^2 + 4511^2 .
It is a junction number, because it is equal to n+sod(n) for n = 147474697 and 147474706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147474749) 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, 1076390 + ... + 1076526.
Almost surely, 2147474746 is an apocalyptic number.
147474746 is a deficient number, since it is larger than the sum of its proper divisors (80683138).
147474746 is a wasteful number, since it uses less digits than its factorization.
147474746 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386 (or 313 counting only the distinct ones).
The product of its digits is 526848, while the sum is 44.
The square root of 147474746 is about 12143.9180662585. The cubic root of 147474746 is about 528.3307467247.
The spelling of 147474746 in words is "one hundred forty-seven million, four hundred seventy-four thousand, seven hundred forty-six".
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