Base | Representation |
---|---|
bin | 1011101000001010… |
… | …1000011110010001 |
3 | 22001112012001010212 |
4 | 2322002220132101 |
5 | 22343020032431 |
6 | 1233415133505 |
7 | 140230130522 |
oct | 27202503621 |
9 | 8045161125 |
10 | 3121252241 |
11 | 1361958008 |
12 | 731374295 |
13 | 3a9859423 |
14 | 21876a849 |
15 | 13404572b |
hex | ba0a8791 |
3121252241 has 8 divisors (see below), whose sum is σ = 3308613984. Its totient is φ = 2934308160.
The previous prime is 3121252217. The next prime is 3121252247. The reversal of 3121252241 is 1422521213.
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 3121252241 - 230 = 2047510417 is a prime.
It is not an unprimeable number, because it can be changed into a prime (3121252247) 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, 88955 + ... + 118976.
It is an arithmetic number, because the mean of its divisors is an integer number (413576748).
Almost surely, 23121252241 is an apocalyptic number.
It is an amenable number.
3121252241 is a deficient number, since it is larger than the sum of its proper divisors (187361743).
3121252241 is a wasteful number, since it uses less digits than its factorization.
3121252241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208831.
The product of its digits is 960, while the sum is 23.
The square root of 3121252241 is about 55868.1684056315. The cubic root of 3121252241 is about 1461.4241812397.
Adding to 3121252241 its reverse (1422521213), we get a palindrome (4543773454).
The spelling of 3121252241 in words is "three billion, one hundred twenty-one million, two hundred fifty-two thousand, two hundred forty-one".
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