Base | Representation |
---|---|
bin | 1101000000001… |
… | …1001110110110 |
3 | 10210121212201000 |
4 | 3100003032312 |
5 | 102430223230 |
6 | 5224544130 |
7 | 1231401246 |
oct | 320031666 |
9 | 123555630 |
10 | 54539190 |
11 | 28871112 |
12 | 16322046 |
13 | b3b7514 |
14 | 7359b26 |
15 | 4bc4b60 |
hex | 34033b6 |
54539190 has 32 divisors (see below), whose sum is σ = 145438560. Its totient is φ = 14543712.
The previous prime is 54539183. The next prime is 54539197. The reversal of 54539190 is 9193545.
It is an interprime number because it is at equal distance from previous prime (54539183) and next prime (54539197).
It is a super-2 number, since 2×545391902 = 5949046491712200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54539197) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100729 + ... + 101268.
It is an arithmetic number, because the mean of its divisors is an integer number (4544955).
Almost surely, 254539190 is an apocalyptic number.
54539190 is an abundant number, since it is smaller than the sum of its proper divisors (90899370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54539190 is a wasteful number, since it uses less digits than its factorization.
54539190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202013 (or 202007 counting only the distinct ones).
The product of its (nonzero) digits is 24300, while the sum is 36.
The square root of 54539190 is about 7385.0653348498. The cubic root of 54539190 is about 379.2301820633.
The spelling of 54539190 in words is "fifty-four million, five hundred thirty-nine thousand, one hundred ninety".
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