Base | Representation |
---|---|
bin | 1001100100101… |
… | …1110000101110 |
3 | 2210120010221220 |
4 | 2121023300232 |
5 | 40234444311 |
6 | 3552404210 |
7 | 665215326 |
oct | 231136056 |
9 | 83503856 |
10 | 40156206 |
11 | 20737a52 |
12 | 11546666 |
13 | 841c98c |
14 | 5494286 |
15 | 37d3206 |
hex | 264bc2e |
40156206 has 16 divisors (see below), whose sum is σ = 83804544. Its totient is φ = 12803384.
The previous prime is 40156201. The next prime is 40156219. The reversal of 40156206 is 60265104.
40156206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×401562062 = 3225041760628872, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40156201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145356 + ... + 145631.
It is an arithmetic number, because the mean of its divisors is an integer number (5237784).
Almost surely, 240156206 is an apocalyptic number.
40156206 is a gapful number since it is divisible by the number (46) formed by its first and last digit.
40156206 is an abundant number, since it is smaller than the sum of its proper divisors (43648338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40156206 is a wasteful number, since it uses less digits than its factorization.
40156206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 291015.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 40156206 is about 6336.8924560860. The cubic root of 40156206 is about 342.4397919279.
The spelling of 40156206 in words is "forty million, one hundred fifty-six thousand, two hundred six".
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