Base | Representation |
---|---|
bin | 110000000001111001… |
… | …1011111001110111001 |
3 | 100212020012211112002200 |
4 | 1200003303133032321 |
5 | 3142214104402100 |
6 | 115214441220413 |
7 | 10310660260110 |
oct | 1400363371671 |
9 | 325205745080 |
10 | 103143044025 |
11 | 3a81961764a |
12 | 17ba6491709 |
13 | 9959a289c8 |
14 | 4dc6660c77 |
15 | 2a3a136e00 |
hex | 1803cdf3b9 |
103143044025 has 72 divisors (see below), whose sum is σ = 220311911040. Its totient is φ = 45101041920.
The previous prime is 103143044009. The next prime is 103143044029. The reversal of 103143044025 is 520440341301.
It is a happy number.
103143044025 is a `hidden beast` number, since 1 + 0 + 314 + 304 + 40 + 2 + 5 = 666.
It is not a de Polignac number, because 103143044025 - 24 = 103143044009 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 103143044025.
It is not an unprimeable number, because it can be changed into a prime (103143044029) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1387420 + ... + 1459869.
Almost surely, 2103143044025 is an apocalyptic number.
103143044025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
103143044025 is an abundant number, since it is smaller than the sum of its proper divisors (117168867015).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103143044025 is a wasteful number, since it uses less digits than its factorization.
103143044025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2847335 (or 2847327 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 103143044025 its reverse (520440341301), we get a palindrome (623583385326).
The spelling of 103143044025 in words is "one hundred three billion, one hundred forty-three million, forty-four thousand, twenty-five".
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