Base | Representation |
---|---|
bin | 10000000110011… |
… | …011111110010100 |
3 | 200211021122221212 |
4 | 100012123332110 |
5 | 1023122413100 |
6 | 42445400552 |
7 | 6460002215 |
oct | 2006337624 |
9 | 624248855 |
10 | 270122900 |
11 | 129528373 |
12 | 76569158 |
13 | 43c69a48 |
14 | 27c3740c |
15 | 18aab635 |
hex | 1019bf94 |
270122900 has 36 divisors (see below), whose sum is σ = 590475228. Its totient is φ = 107255040.
The previous prime is 270122893. The next prime is 270122939. The reversal of 270122900 is 9221072.
It can be written as a sum of positive squares in 6 ways, for example, as 34316164 + 235806736 = 5858^2 + 15356^2 .
It is a super-2 number, since 2×2701229002 = 145932762208820000, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3842 + ... + 23558.
Almost surely, 2270122900 is an apocalyptic number.
270122900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 270122900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295237614).
270122900 is an abundant number, since it is smaller than the sum of its proper divisors (320352328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270122900 is a wasteful number, since it uses less digits than its factorization.
270122900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19868 (or 19861 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 270122900 is about 16435.4160275911. The cubic root of 270122900 is about 646.4284588092.
Adding to 270122900 its reverse (9221072), we get a palindrome (279343972).
The spelling of 270122900 in words is "two hundred seventy million, one hundred twenty-two thousand, nine hundred".
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