Base | Representation |
---|---|
bin | 100000100000100… |
… | …101101010001010 |
3 | 1102000021220001000 |
4 | 200200211222022 |
5 | 2104111220040 |
6 | 130042035430 |
7 | 16341640416 |
oct | 4040455212 |
9 | 1360256030 |
10 | 545413770 |
11 | 25a965490 |
12 | 1327a8b76 |
13 | 88cc5b55 |
14 | 52617d46 |
15 | 32d39130 |
hex | 20825a8a |
545413770 has 128 divisors (see below), whose sum is σ = 1594080000. Its totient is φ = 131604480.
The previous prime is 545413769. The next prime is 545413853. The reversal of 545413770 is 77314545.
It is a happy number.
545413770 is a `hidden beast` number, since 5 + 454 + 137 + 70 = 666.
It is a super-2 number, since 2×5454137702 = 594952361011225800, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1214506 + ... + 1214954.
It is an arithmetic number, because the mean of its divisors is an integer number (12453750).
Almost surely, 2545413770 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 545413770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (797040000).
545413770 is an abundant number, since it is smaller than the sum of its proper divisors (1048666230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545413770 is a wasteful number, since it uses less digits than its factorization.
545413770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 885 (or 879 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 36.
The square root of 545413770 is about 23354.0953582022. The cubic root of 545413770 is about 817.0375804138.
It can be divided in two parts, 54541 and 3770, that added together give a triangular number (58311 = T341).
The spelling of 545413770 in words is "five hundred forty-five million, four hundred thirteen thousand, seven hundred seventy".
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