Base | Representation |
---|---|
bin | 10110011010011… |
… | …01111000111100 |
3 | 111002210002220200 |
4 | 23031031320330 |
5 | 341112423030 |
6 | 30353443500 |
7 | 4442044116 |
oct | 1315157074 |
9 | 432702820 |
10 | 188014140 |
11 | 97146896 |
12 | 52b70590 |
13 | 2cc4b892 |
14 | 1ad823b6 |
15 | 1178cd60 |
hex | b34de3c |
188014140 has 72 divisors (see below), whose sum is σ = 575903328. Its totient is φ = 49645440.
The previous prime is 188014129. The next prime is 188014153. The reversal of 188014140 is 41410881.
It is a congruent number.
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, 13470 + ... + 23610.
Almost surely, 2188014140 is an apocalyptic number.
188014140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 188014140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287951664).
188014140 is an abundant number, since it is smaller than the sum of its proper divisors (387889188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
188014140 is a wasteful number, since it uses less digits than its factorization.
188014140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10259 (or 10254 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 27.
The square root of 188014140 is about 13711.8248238519. The cubic root of 188014140 is about 572.8797935027.
The spelling of 188014140 in words is "one hundred eighty-eight million, fourteen thousand, one hundred forty".
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