Base | Representation |
---|---|
bin | 111100110010101… |
… | …1111000000000000 |
3 | 12021011101002211000 |
4 | 1321211133000000 |
5 | 13134201310230 |
6 | 534225252000 |
7 | 101356414140 |
oct | 17145370000 |
9 | 5234332730 |
10 | 2039869440 |
11 | 9574a9114 |
12 | 48b194000 |
13 | 2667c664b |
14 | 154cb6920 |
15 | be13ab60 |
hex | 7995f000 |
2039869440 has 832 divisors, whose sum is σ = 9058590720. Its totient is φ = 424673280.
The previous prime is 2039869439. The next prime is 2039869493. The reversal of 2039869440 is 449689302.
It is a super-2 number, since 2×20398694402 = 8322134664491827200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65802225 + ... + 65802255.
Almost surely, 22039869440 is an apocalyptic number.
2039869440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2039869440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4529295360).
2039869440 is an abundant number, since it is smaller than the sum of its proper divisors (7018721280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2039869440 is a wasteful number, since it uses less digits than its factorization.
2039869440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93 (or 65 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 45.
The square root of 2039869440 is about 45164.9138159257. The cubic root of 2039869440 is about 1268.2380841768.
The spelling of 2039869440 in words is "two billion, thirty-nine million, eight hundred sixty-nine thousand, four hundred forty".
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