Base | Representation |
---|---|
bin | 1110010001011110… |
… | …1101101000010101 |
3 | 100220000111101011120 |
4 | 3210113231220111 |
5 | 30321320441321 |
6 | 1432104354153 |
7 | 163642354650 |
oct | 34427555025 |
9 | 10800441146 |
10 | 3831421461 |
11 | 169681271a |
12 | 8ab175959 |
13 | 490a193ba |
14 | 284bd0897 |
15 | 176575ec6 |
hex | e45eda15 |
3831421461 has 16 divisors (see below), whose sum is σ = 6181789824. Its totient is φ = 2060596224.
The previous prime is 3831421453. The next prime is 3831421469. The reversal of 3831421461 is 1641241383.
It is an interprime number because it is at equal distance from previous prime (3831421453) and next prime (3831421469).
It is not a de Polignac number, because 3831421461 - 23 = 3831421453 is a prime.
It is a super-3 number, since 3×38314214613 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3831421469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5365780 + ... + 5366493.
It is an arithmetic number, because the mean of its divisors is an integer number (386361864).
Almost surely, 23831421461 is an apocalyptic number.
It is an amenable number.
3831421461 is a deficient number, since it is larger than the sum of its proper divisors (2350368363).
3831421461 is a wasteful number, since it uses less digits than its factorization.
3831421461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10732300.
The product of its digits is 13824, while the sum is 33.
The square root of 3831421461 is about 61898.4770491165. The cubic root of 3831421461 is about 1564.7800813102.
The spelling of 3831421461 in words is "three billion, eight hundred thirty-one million, four hundred twenty-one thousand, four hundred sixty-one".
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