Base | Representation |
---|---|
bin | 1011101010010011… |
… | …0001010010001111 |
3 | 22002011000200211221 |
4 | 2322210301102033 |
5 | 22402312414411 |
6 | 1234335024211 |
7 | 140366162053 |
oct | 27244612217 |
9 | 8064020757 |
10 | 3130201231 |
11 | 1366a0a573 |
12 | 73436b067 |
13 | 3ab6707a1 |
14 | 219a19c63 |
15 | 134c12071 |
hex | ba93148f |
3130201231 has 8 divisors (see below), whose sum is σ = 3141031824. Its totient is φ = 3119388480.
The previous prime is 3130201201. The next prime is 3130201301. The reversal of 3130201231 is 1321020313.
3130201231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3130201231 - 219 = 3129676943 is a prime.
It is a super-2 number, since 2×31302012312 = 19596319493107830722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3130201201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411321 + ... + 418861.
It is an arithmetic number, because the mean of its divisors is an integer number (392628978).
Almost surely, 23130201231 is an apocalyptic number.
3130201231 is a deficient number, since it is larger than the sum of its proper divisors (10830593).
3130201231 is an equidigital number, since it uses as much as digits as its factorization.
3130201231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8921.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 3130201231 is about 55948.2013205072. The cubic root of 3130201231 is about 1462.8195390722.
Adding to 3130201231 its reverse (1321020313), we get a palindrome (4451221544).
The spelling of 3130201231 in words is "three billion, one hundred thirty million, two hundred one thousand, two hundred thirty-one".
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