Base | Representation |
---|---|
bin | 1011001011010010… |
… | …0101111010101011 |
3 | 21202002021110100222 |
4 | 2302310211322223 |
5 | 22121013144433 |
6 | 1213411120255 |
7 | 134226460214 |
oct | 26264457253 |
9 | 7662243328 |
10 | 3000131243 |
11 | 12aa55000a |
12 | 6b88a308b |
13 | 38a72c1b5 |
14 | 20663c40b |
15 | 1285bcb98 |
hex | b2d25eab |
3000131243 has 4 divisors (see below), whose sum is σ = 3001856208. Its totient is φ = 2998406280.
The previous prime is 3000131231. The next prime is 3000131257. The reversal of 3000131243 is 3421310003.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3000131243 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3000131203) 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, 859871 + ... + 863352.
It is an arithmetic number, because the mean of its divisors is an integer number (750464052).
Almost surely, 23000131243 is an apocalyptic number.
3000131243 is a deficient number, since it is larger than the sum of its proper divisors (1724965).
3000131243 is a wasteful number, since it uses less digits than its factorization.
3000131243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1724964.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 3000131243 is about 54773.4538166072. The cubic root of 3000131243 is about 1442.2706016852.
Adding to 3000131243 its reverse (3421310003), we get a palindrome (6421441246).
The spelling of 3000131243 in words is "three billion, one hundred thirty-one thousand, two hundred forty-three".
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