Base | Representation |
---|---|
bin | 1111101001011111… |
… | …01010010011011000 |
3 | 210200111011012110102 |
4 | 13310233222103120 |
5 | 114201140231130 |
6 | 3505344434532 |
7 | 415121121602 |
oct | 76457522330 |
9 | 23614135412 |
10 | 8401102040 |
11 | 3621226341 |
12 | 1765618a48 |
13 | a3b67c1c6 |
14 | 599a78172 |
15 | 34282a645 |
hex | 1f4bea4d8 |
8401102040 has 32 divisors (see below), whose sum is σ = 19222866000. Its totient is φ = 3303483264.
The previous prime is 8401102033. The next prime is 8401102067. The reversal of 8401102040 is 402011048.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1777535 + ... + 1782254.
Almost surely, 28401102040 is an apocalyptic number.
It is an amenable number.
8401102040 is an abundant number, since it is smaller than the sum of its proper divisors (10821763960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8401102040 is a wasteful number, since it uses less digits than its factorization.
8401102040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3559859 (or 3559855 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
The square root of 8401102040 is about 91657.5258230332. The cubic root of 8401102040 is about 2032.8816073170.
Adding to 8401102040 its reverse (402011048), we get a palindrome (8803113088).
The spelling of 8401102040 in words is "eight billion, four hundred one million, one hundred two thousand, forty".
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