Base | Representation |
---|---|
bin | 1010001001110100… |
… | …00110001010011100 |
3 | 112001220002220112010 |
4 | 11010322012022130 |
5 | 42130432010310 |
6 | 2300522511220 |
7 | 252040065666 |
oct | 50472061234 |
9 | 15056086463 |
10 | 5451047580 |
11 | 2347a79800 |
12 | 1081665510 |
13 | 68b434354 |
14 | 399d53536 |
15 | 21d850320 |
hex | 144e8629c |
5451047580 has 144 divisors (see below), whose sum is σ = 17186736672. Its totient is φ = 1289164800.
The previous prime is 5451047551. The next prime is 5451047627. The reversal of 5451047580 is 857401545.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 288504 + ... + 306816.
It is an arithmetic number, because the mean of its divisors is an integer number (119352338).
Almost surely, 25451047580 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5451047580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8593368336).
5451047580 is an abundant number, since it is smaller than the sum of its proper divisors (11735689092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5451047580 is a wasteful number, since it uses less digits than its factorization.
5451047580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18388 (or 18375 counting only the distinct ones).
The product of its (nonzero) digits is 112000, while the sum is 39.
The square root of 5451047580 is about 73831.2100672879. The cubic root of 5451047580 is about 1759.9216110920.
The spelling of 5451047580 in words is "five billion, four hundred fifty-one million, forty-seven thousand, five hundred eighty".
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