Base | Representation |
---|---|
bin | 110101101000000111… |
… | …1010110111000000000 |
3 | 102000020220012020121000 |
4 | 1223100033112320000 |
5 | 3341323141231410 |
6 | 124523255132000 |
7 | 11214561646566 |
oct | 1532017267000 |
9 | 360226166530 |
10 | 115162836480 |
11 | 4492746761a |
12 | 1a39b974000 |
13 | ab24000333 |
14 | 5806b51a36 |
15 | 2ee04b6dc0 |
hex | 1ad03d6e00 |
115162836480 has 320 divisors, whose sum is σ = 430602796800. Its totient is φ = 29093437440.
The previous prime is 115162836469. The next prime is 115162836487. The reversal of 115162836480 is 84638261511.
115162836480 is a `hidden beast` number, since 1 + 1 + 5 + 162 + 8 + 3 + 6 + 480 = 666.
It is a tau number, because it is divible by the number of its divisors (320).
It is a super-2 number, since 2×1151628364802 (a number of 23 digits) 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 not an unprimeable number, because it can be changed into a prime (115162836487) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1269435 + ... + 1357125.
It is an arithmetic number, because the mean of its divisors is an integer number (1345633740).
Almost surely, 2115162836480 is an apocalyptic number.
115162836480 is a gapful number since it is divisible by the number (10) 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 115162836480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215301398400).
115162836480 is an abundant number, since it is smaller than the sum of its proper divisors (315439960320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115162836480 is an equidigital number, since it uses as much as digits as its factorization.
115162836480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87742 (or 87720 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 45.
The spelling of 115162836480 in words is "one hundred fifteen billion, one hundred sixty-two million, eight hundred thirty-six thousand, four hundred eighty".
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