Base | Representation |
---|---|
bin | 10010100011011… |
… | …10010011011010 |
3 | 101211212101101100 |
4 | 21101232103122 |
5 | 304321003200 |
6 | 23235532230 |
7 | 3566632665 |
oct | 1121562332 |
9 | 354771340 |
10 | 155641050 |
11 | 7a945474 |
12 | 4415a076 |
13 | 263256c6 |
14 | 169566dc |
15 | d9e5d00 |
hex | 946e4da |
155641050 has 36 divisors (see below), whose sum is σ = 418156830. Its totient is φ = 41504160.
The previous prime is 155641009. The next prime is 155641051. The reversal of 155641050 is 50146551.
It is a happy number.
155641050 is a `hidden beast` number, since 1 + 556 + 4 + 105 + 0 = 666.
155641050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 127983969 + 27657081 = 11313^2 + 5259^2 .
It is not an unprimeable number, because it can be changed into a prime (155641051) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 172485 + ... + 173384.
Almost surely, 2155641050 is an apocalyptic number.
155641050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
155641050 is an abundant number, since it is smaller than the sum of its proper divisors (262515780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155641050 is a wasteful number, since it uses less digits than its factorization.
155641050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 345887 (or 345879 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 27.
The square root of 155641050 is about 12475.6182211544. The cubic root of 155641050 is about 537.9080586196.
The spelling of 155641050 in words is "one hundred fifty-five million, six hundred forty-one thousand, fifty".
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