Base | Representation |
---|---|
bin | 10000111011001… |
… | …10000100100000 |
3 | 100220011010020110 |
4 | 20131212010200 |
5 | 242321211330 |
6 | 22031011320 |
7 | 3342526506 |
oct | 1035460440 |
9 | 326133213 |
10 | 141975840 |
11 | 73161606 |
12 | 3b669b40 |
13 | 2354c796 |
14 | 14bda676 |
15 | c6e6db0 |
hex | 8766120 |
141975840 has 192 divisors, whose sum is σ = 480743424. Its totient is φ = 35094528.
The previous prime is 141975829. The next prime is 141975859. The reversal of 141975840 is 48579141.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1036252 + ... + 1036388.
It is an arithmetic number, because the mean of its divisors is an integer number (2503872).
Almost surely, 2141975840 is an apocalyptic number.
141975840 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 141975840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240371712).
141975840 is an abundant number, since it is smaller than the sum of its proper divisors (338767584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141975840 is a wasteful number, since it uses less digits than its factorization.
141975840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299 (or 291 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 39.
The square root of 141975840 is about 11915.3615136092. The cubic root of 141975840 is about 521.6807548698.
The spelling of 141975840 in words is "one hundred forty-one million, nine hundred seventy-five thousand, eight hundred forty".
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