Base | Representation |
---|---|
bin | 10010100000110… |
… | …01100111000000 |
3 | 101211012202111222 |
4 | 21100121213000 |
5 | 304223403034 |
6 | 23224254212 |
7 | 3563656415 |
oct | 1120314700 |
9 | 354182458 |
10 | 155294144 |
11 | 7a728875 |
12 | 44011368 |
13 | 26233835 |
14 | 168a610c |
15 | d97812e |
hex | 94199c0 |
155294144 has 28 divisors (see below), whose sum is σ = 324383400. Its totient is φ = 73559808.
The previous prime is 155294131. The next prime is 155294149. The reversal of 155294144 is 441492551.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155294149) 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, 62639 + ... + 65070.
Almost surely, 2155294144 is an apocalyptic number.
It is an amenable number.
155294144 is an abundant number, since it is smaller than the sum of its proper divisors (169089256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155294144 is a wasteful number, since it uses less digits than its factorization.
155294144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127740 (or 127730 counting only the distinct ones).
The product of its digits is 28800, while the sum is 35.
The square root of 155294144 is about 12461.7071061713. The cubic root of 155294144 is about 537.5081162647.
The spelling of 155294144 in words is "one hundred fifty-five million, two hundred ninety-four thousand, one hundred forty-four".
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