Base | Representation |
---|---|
bin | 100111101000011010… |
… | …010001101011011010 |
3 | 11001211122200111120002 |
4 | 213220122101223122 |
5 | 1144122300023210 |
6 | 31314325533002 |
7 | 3034345151342 |
oct | 475032215332 |
9 | 131748614502 |
10 | 42553907930 |
11 | 17057631956 |
12 | 82b7274162 |
13 | 4022207aa1 |
14 | 20b9851d22 |
15 | 1190d104a5 |
hex | 9e8691ada |
42553907930 has 24 divisors (see below), whose sum is σ = 80072145972. Its totient is φ = 16281493184.
The previous prime is 42553907927. The next prime is 42553907939. The reversal of 42553907930 is 3970935524.
42553907930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 41723373169 + 830534761 = 204263^2 + 28819^2 .
It is a super-2 number, since 2×425539079302 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (42553907939) 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, 4016819 + ... + 4027398.
Almost surely, 242553907930 is an apocalyptic number.
42553907930 is a deficient number, since it is larger than the sum of its proper divisors (37518238042).
42553907930 is a wasteful number, since it uses less digits than its factorization.
42553907930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8044270 (or 8044247 counting only the distinct ones).
The product of its (nonzero) digits is 1020600, while the sum is 47.
The spelling of 42553907930 in words is "forty-two billion, five hundred fifty-three million, nine hundred seven thousand, nine hundred thirty".
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