Base | Representation |
---|---|
bin | 11011000111111010… |
… | …01010100111001000 |
3 | 1101120211202011202011 |
4 | 31203331022213020 |
5 | 214310320134040 |
6 | 10404543345304 |
7 | 1023566641105 |
oct | 154375124710 |
9 | 41524664664 |
10 | 14561880520 |
11 | 61a2890400 |
12 | 29a48b2234 |
13 | 14b0b4bb65 |
14 | 9c1d79aac |
15 | 5a36213ea |
hex | 363f4a9c8 |
14561880520 has 96 divisors (see below), whose sum is σ = 37579671360. Its totient is φ = 5064963200.
The previous prime is 14561880517. The next prime is 14561880527. The reversal of 14561880520 is 2508816541.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is not an unprimeable number, because it can be changed into a prime (14561880527) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45915 + ... + 176725.
It is an arithmetic number, because the mean of its divisors is an integer number (391454910).
Almost surely, 214561880520 is an apocalyptic number.
14561880520 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 14561880520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18789835680).
14561880520 is an abundant number, since it is smaller than the sum of its proper divisors (23017790840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14561880520 is a wasteful number, since it uses less digits than its factorization.
14561880520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130867 (or 130852 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 40.
The spelling of 14561880520 in words is "fourteen billion, five hundred sixty-one million, eight hundred eighty thousand, five hundred twenty".
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