Base | Representation |
---|---|
bin | 1111110111100110110… |
… | …11110001111111101010 |
3 | 1221010101102010011202001 |
4 | 13323303123301333222 |
5 | 32413133001303300 |
6 | 1054252344201214 |
7 | 54251542513654 |
oct | 7736333617752 |
9 | 1833342104661 |
10 | 545250025450 |
11 | 1a026a474349 |
12 | 8980b16920a |
13 | 3c555ab0070 |
14 | 1c566b776d4 |
15 | e2b34ad16a |
hex | 7ef36f1fea |
545250025450 has 48 divisors (see below), whose sum is σ = 1117577282976. Its totient is φ = 196641144000.
The previous prime is 545250025429. The next prime is 545250025483. The reversal of 545250025450 is 54520052545.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9726076 + ... + 9781975.
It is an arithmetic number, because the mean of its divisors is an integer number (23282860062).
Almost surely, 2545250025450 is an apocalyptic number.
545250025450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
545250025450 is an abundant number, since it is smaller than the sum of its proper divisors (572327257526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545250025450 is a wasteful number, since it uses less digits than its factorization.
545250025450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19508119 (or 19508114 counting only the distinct ones).
The product of its (nonzero) digits is 200000, while the sum is 37.
Adding to 545250025450 its reverse (54520052545), we get a palindrome (599770077995).
The spelling of 545250025450 in words is "five hundred forty-five billion, two hundred fifty million, twenty-five thousand, four hundred fifty".
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