Base | Representation |
---|---|
bin | 1011000100111100111… |
… | …00011100001111001110 |
3 | 1100101102201222112111001 |
4 | 11202132130130033032 |
5 | 22214000014042440 |
6 | 450504032250514 |
7 | 36333001221460 |
oct | 5423634341716 |
9 | 1311381875431 |
10 | 380615377870 |
11 | 137466504932 |
12 | 619233a0a3a |
13 | 29b795b4930 |
14 | 145c9908130 |
15 | 9d79bd6b9a |
hex | 589e71c3ce |
380615377870 has 128 divisors (see below), whose sum is σ = 892266762240. Its totient is φ = 113597890560.
The previous prime is 380615377861. The next prime is 380615377873. The reversal of 380615377870 is 78773516083.
It is a super-2 number, since 2×3806153778702 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380615377873) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1357966 + ... + 1614094.
It is an arithmetic number, because the mean of its divisors is an integer number (6970834080).
Almost surely, 2380615377870 is an apocalyptic number.
380615377870 is an abundant number, since it is smaller than the sum of its proper divisors (511651384370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380615377870 is a wasteful number, since it uses less digits than its factorization.
380615377870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256250.
The product of its (nonzero) digits is 5927040, while the sum is 55.
The spelling of 380615377870 in words is "three hundred eighty billion, six hundred fifteen million, three hundred seventy-seven thousand, eight hundred seventy".
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