Base | Representation |
---|---|
bin | 10010100000011… |
… | …01011001110110 |
3 | 101211010012221100 |
4 | 21100031121312 |
5 | 304220303100 |
6 | 23223230530 |
7 | 3563360565 |
oct | 1120153166 |
9 | 354105840 |
10 | 155244150 |
11 | 7a6a4256 |
12 | 43ba8446 |
13 | 26216b59 |
14 | 16891bdc |
15 | d968400 |
hex | 940d676 |
155244150 has 36 divisors (see below), whose sum is σ = 417090492. Its totient is φ = 41398320.
The previous prime is 155244137. The next prime is 155244151. The reversal of 155244150 is 51442551.
It is a super-2 number, since 2×1552441502 = 48201492218445000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155244151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 172044 + ... + 172943.
It is an arithmetic number, because the mean of its divisors is an integer number (11585847).
Almost surely, 2155244150 is an apocalyptic number.
155244150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
155244150 is an abundant number, since it is smaller than the sum of its proper divisors (261846342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155244150 is a wasteful number, since it uses less digits than its factorization.
155244150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 345005 (or 344997 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 27.
The square root of 155244150 is about 12459.7010397521. The cubic root of 155244150 is about 537.4504298977.
The spelling of 155244150 in words is "one hundred fifty-five million, two hundred forty-four thousand, one hundred fifty".
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