Base | Representation |
---|---|
bin | 1001100110100… |
… | …1011101101100 |
3 | 2210210022211220 |
4 | 2121221131230 |
5 | 40302342433 |
6 | 3555143340 |
7 | 666233121 |
oct | 231513554 |
9 | 83708756 |
10 | 40277868 |
11 | 208103a4 |
12 | 115a4b50 |
13 | 8463177 |
14 | 54c6748 |
15 | 38092b3 |
hex | 266976c |
40277868 has 24 divisors (see below), whose sum is σ = 97223280. Its totient is φ = 12962880.
The previous prime is 40277849. The next prime is 40277869. The reversal of 40277868 is 86877204.
It is not an unprimeable number, because it can be changed into a prime (40277869) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57523 + ... + 58218.
It is an arithmetic number, because the mean of its divisors is an integer number (4050970).
Almost surely, 240277868 is an apocalyptic number.
It is an amenable number.
40277868 is an abundant number, since it is smaller than the sum of its proper divisors (56945412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40277868 is a wasteful number, since it uses less digits than its factorization.
40277868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115777 (or 115775 counting only the distinct ones).
The product of its (nonzero) digits is 150528, while the sum is 42.
The square root of 40277868 is about 6346.4846962708. The cubic root of 40277868 is about 342.7852753136.
The spelling of 40277868 in words is "forty million, two hundred seventy-seven thousand, eight hundred sixty-eight".
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