Base | Representation |
---|---|
bin | 1000111111010011101… |
… | …1001100101100001100 |
3 | 112202121200221222121021 |
4 | 2033310323030230030 |
5 | 10012234322431130 |
6 | 154540123243524 |
7 | 14104664651620 |
oct | 2176473145414 |
9 | 482550858537 |
10 | 154433014540 |
11 | 5a549457632 |
12 | 25b1b3795a4 |
13 | 11741b0159c |
14 | 7690421180 |
15 | 403cd8a37a |
hex | 23f4eccb0c |
154433014540 has 96 divisors (see below), whose sum is σ = 379148636160. Its totient is φ = 51736548864.
The previous prime is 154433014529. The next prime is 154433014577. The reversal of 154433014540 is 45410334451.
It is a junction number, because it is equal to n+sod(n) for n = 154433014496 and 154433014505.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4040841 + ... + 4078879.
It is an arithmetic number, because the mean of its divisors is an integer number (3949464960).
Almost surely, 2154433014540 is an apocalyptic number.
154433014540 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 154433014540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189574318080).
154433014540 is an abundant number, since it is smaller than the sum of its proper divisors (224715621620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154433014540 is a wasteful number, since it uses less digits than its factorization.
154433014540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38719 (or 38717 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 34.
Adding to 154433014540 its reverse (45410334451), we get a palindrome (199843348991).
The spelling of 154433014540 in words is "one hundred fifty-four billion, four hundred thirty-three million, fourteen thousand, five hundred forty".
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