Base | Representation |
---|---|
bin | 1110011111010010… |
… | …1000100010011111 |
3 | 101001001110122211101 |
4 | 3213310220202133 |
5 | 30431132200211 |
6 | 1441533533531 |
7 | 165244540303 |
oct | 34764504237 |
9 | 11031418741 |
10 | 3889334431 |
11 | 1716478584 |
12 | 9066442a7 |
13 | 49ca15428 |
14 | 28c787d03 |
15 | 17b6b55c1 |
hex | e7d2889f |
3889334431 has 18 divisors (see below), whose sum is σ = 4205578272. Its totient is φ = 3592832760.
The previous prime is 3889334419. The next prime is 3889334461. The reversal of 3889334431 is 1344339883.
It is not a de Polignac number, because 3889334431 - 219 = 3888810143 is a prime.
It is a super-2 number, since 2×38893344312 = 30253844632324187522, 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 (3889334461) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7986070 + ... + 7986556.
Almost surely, 23889334431 is an apocalyptic number.
3889334431 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
3889334431 is a deficient number, since it is larger than the sum of its proper divisors (316243841).
3889334431 is an frugal number, since it uses more digits than its factorization.
3889334431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1051 (or 541 counting only the distinct ones).
The product of its digits is 746496, while the sum is 46.
The square root of 3889334431 is about 62364.5286280591. The cubic root of 3889334431 is about 1572.6247129932.
The spelling of 3889334431 in words is "three billion, eight hundred eighty-nine million, three hundred thirty-four thousand, four hundred thirty-one".
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