Base | Representation |
---|---|
bin | 1001100110011… |
… | …1100010111000 |
3 | 2210202221001210 |
4 | 2121213202320 |
5 | 40302120013 |
6 | 3555043120 |
7 | 666201162 |
oct | 231474270 |
9 | 83687053 |
10 | 40270008 |
11 | 208054a9 |
12 | 115a04a0 |
13 | 845c70c |
14 | 54c3932 |
15 | 3806cc3 |
hex | 26678b8 |
40270008 has 64 divisors (see below), whose sum is σ = 107892000. Its totient is φ = 12480512.
The previous prime is 40270007. The next prime is 40270031. The reversal of 40270008 is 80007204.
It is a happy number.
40270008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40270001) 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 15 ways as a sum of consecutive naturals, for example, 35758 + ... + 36866.
Almost surely, 240270008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40270008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53946000).
40270008 is an abundant number, since it is smaller than the sum of its proper divisors (67621992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40270008 is a wasteful number, since it uses less digits than its factorization.
40270008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1224 (or 1220 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 21.
The square root of 40270008 is about 6345.8654256138. The cubic root of 40270008 is about 342.7629763218.
The spelling of 40270008 in words is "forty million, two hundred seventy thousand, eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •