Base | Representation |
---|---|
bin | 1000100101111… |
… | …1010110011100 |
3 | 2111211010112002 |
4 | 2021133112130 |
5 | 33211322030 |
6 | 3324301432 |
7 | 615232061 |
oct | 211372634 |
9 | 74733462 |
10 | 36042140 |
11 | 19387aa2 |
12 | 100a1878 |
13 | 760c214 |
14 | 4b02c68 |
15 | 326e245 |
hex | 225f59c |
36042140 has 12 divisors (see below), whose sum is σ = 75688536. Its totient is φ = 14416848.
The previous prime is 36042137. The next prime is 36042143. The reversal of 36042140 is 4124063.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (36042137) and next prime (36042143).
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 1802107 = 36042140 / (3 + 6 + 0 + 4 + 2 + 1 + 4 + 0).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (36042143) 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, 901034 + ... + 901073.
It is an arithmetic number, because the mean of its divisors is an integer number (6307378).
Almost surely, 236042140 is an apocalyptic number.
It is an amenable number.
36042140 is an abundant number, since it is smaller than the sum of its proper divisors (39646396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
36042140 is a wasteful number, since it uses less digits than its factorization.
36042140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1802116 (or 1802114 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 36042140 is about 6003.5106396175. The cubic root of 36042140 is about 330.3215109616.
The spelling of 36042140 in words is "thirty-six million, forty-two thousand, one hundred forty".
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