Base | Representation |
---|---|
bin | 10010100001010… |
… | …10100001111010 |
3 | 101211100021120212 |
4 | 21100222201322 |
5 | 304233112300 |
6 | 23225551122 |
7 | 3564365444 |
oct | 1120524172 |
9 | 354307525 |
10 | 155363450 |
11 | 7a775950 |
12 | 440454a2 |
13 | 26259248 |
14 | 168c3494 |
15 | d98d935 |
hex | 942a87a |
155363450 has 48 divisors (see below), whose sum is σ = 317363616. Its totient is φ = 56116800.
The previous prime is 155363443. The next prime is 155363501. The reversal of 155363450 is 54363551.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88784 + ... + 90516.
It is an arithmetic number, because the mean of its divisors is an integer number (6611742).
Almost surely, 2155363450 is an apocalyptic number.
155363450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
155363450 is an abundant number, since it is smaller than the sum of its proper divisors (162000166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155363450 is a wasteful number, since it uses less digits than its factorization.
155363450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1919 (or 1914 counting only the distinct ones).
The product of its (nonzero) digits is 27000, while the sum is 32.
The square root of 155363450 is about 12464.4875546490. The cubic root of 155363450 is about 537.5880656135.
The spelling of 155363450 in words is "one hundred fifty-five million, three hundred sixty-three thousand, four hundred fifty".
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