Base | Representation |
---|---|
bin | 10001101000111… |
… | …11110110011010 |
3 | 101022110010221200 |
4 | 20310133312122 |
5 | 300340322144 |
6 | 22403415030 |
7 | 3444543423 |
oct | 1064376632 |
9 | 338403850 |
10 | 147979674 |
11 | 76592357 |
12 | 41684476 |
13 | 2487244b |
14 | 1592064a |
15 | ced0c69 |
hex | 8d1fd9a |
147979674 has 24 divisors (see below), whose sum is σ = 320908692. Its totient is φ = 49282560.
The previous prime is 147979673. The next prime is 147979681. The reversal of 147979674 is 476979741.
It can be written as a sum of positive squares in 2 ways, for example, as 128663649 + 19316025 = 11343^2 + 4395^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 147979674.
It is not an unprimeable number, because it can be changed into a prime (147979673) 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, 21882 + ... + 27834.
Almost surely, 2147979674 is an apocalyptic number.
147979674 is an abundant number, since it is smaller than the sum of its proper divisors (172929018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147979674 is a wasteful number, since it uses less digits than its factorization.
147979674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7342 (or 7339 counting only the distinct ones).
The product of its digits is 2667168, while the sum is 54.
The square root of 147979674 is about 12164.6896384577. The cubic root of 147979674 is about 528.9330308792.
The spelling of 147979674 in words is "one hundred forty-seven million, nine hundred seventy-nine thousand, six hundred seventy-four".
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