Base | Representation |
---|---|
bin | 1111110111111100110… |
… | …10100001011110110000 |
3 | 1221010212020202111111211 |
4 | 13323332122201132300 |
5 | 32414022131320130 |
6 | 1054322524445504 |
7 | 54256240405216 |
oct | 7737632413660 |
9 | 1833766674454 |
10 | 545434245040 |
11 | 1a0354459243 |
12 | 898609a9894 |
13 | 3c585000739 |
14 | 1c58340ccb6 |
15 | e2c474ba2a |
hex | 7efe6a17b0 |
545434245040 has 20 divisors (see below), whose sum is σ = 1268134619904. Its totient is φ = 218173697984.
The previous prime is 545434245017. The next prime is 545434245047. The reversal of 545434245040 is 40542434545.
It is a tau number, because it is divible by the number of its divisors (20).
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 545434244984 and 545434245002.
It is not an unprimeable number, because it can be changed into a prime (545434245047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3408963952 + ... + 3408964111.
Almost surely, 2545434245040 is an apocalyptic number.
It is an amenable number.
545434245040 is an abundant number, since it is smaller than the sum of its proper divisors (722700374864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545434245040 is a wasteful number, since it uses less digits than its factorization.
545434245040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6817928076 (or 6817928070 counting only the distinct ones).
The product of its (nonzero) digits is 768000, while the sum is 40.
Adding to 545434245040 its reverse (40542434545), we get a palindrome (585976679585).
The spelling of 545434245040 in words is "five hundred forty-five billion, four hundred thirty-four million, two hundred forty-five thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •