Base | Representation |
---|---|
bin | 10010100000110… |
… | …11000100110000 |
3 | 101211020001202012 |
4 | 21100123010300 |
5 | 304224101034 |
6 | 23224342052 |
7 | 3564013046 |
oct | 1120330460 |
9 | 354201665 |
10 | 155300144 |
11 | 7a73232a |
12 | 44014928 |
13 | 2623649c |
14 | 168a8396 |
15 | d979cce |
hex | 941b130 |
155300144 has 20 divisors (see below), whose sum is σ = 305828640. Its totient is φ = 76376640.
The previous prime is 155300141. The next prime is 155300227. The reversal of 155300144 is 441003551.
It is not an unprimeable number, because it can be changed into a prime (155300141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78584 + ... + 80535.
It is an arithmetic number, because the mean of its divisors is an integer number (15291432).
Almost surely, 2155300144 is an apocalyptic number.
It is an amenable number.
155300144 is a deficient number, since it is larger than the sum of its proper divisors (150528496).
155300144 is a wasteful number, since it uses less digits than its factorization.
155300144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159188 (or 159182 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 155300144 is about 12461.9478413288. The cubic root of 155300144 is about 537.5150386274.
Adding to 155300144 its reverse (441003551), we get a palindrome (596303695).
The spelling of 155300144 in words is "one hundred fifty-five million, three hundred thousand, one hundred forty-four".
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