Base | Representation |
---|---|
bin | 1001100000000110… |
… | …0110000110010110 |
3 | 20120202022121202010 |
4 | 2120001212012112 |
5 | 20210420230110 |
6 | 1101031125050 |
7 | 120130234332 |
oct | 23001460626 |
9 | 6522277663 |
10 | 2550555030 |
11 | 10997a3821 |
12 | 5b2213786 |
13 | 31855037a |
14 | 1a2a507c2 |
15 | eddb5020 |
hex | 98066196 |
2550555030 has 64 divisors (see below), whose sum is σ = 6251214528. Its totient is φ = 665856000.
The previous prime is 2550555011. The next prime is 2550555037. The reversal of 2550555030 is 305550552.
It is a super-2 number, since 2×25505550302 = 13010661922116601800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2550555037) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295780 + ... + 304280.
It is an arithmetic number, because the mean of its divisors is an integer number (97675227).
Almost surely, 22550555030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2550555030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3125607264).
2550555030 is an abundant number, since it is smaller than the sum of its proper divisors (3700659498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2550555030 is a wasteful number, since it uses less digits than its factorization.
2550555030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8721.
The product of its (nonzero) digits is 18750, while the sum is 30.
The square root of 2550555030 is about 50503.0200087084. The cubic root of 2550555030 is about 1366.2963224822.
The spelling of 2550555030 in words is "two billion, five hundred fifty million, five hundred fifty-five thousand, thirty".
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