Base | Representation |
---|---|
bin | 1001110000001… |
… | …0000110011111 |
3 | 2211222002110120 |
4 | 2130002012133 |
5 | 40432344241 |
6 | 4020410023 |
7 | 1004445636 |
oct | 234020637 |
9 | 84862416 |
10 | 40903071 |
11 | 210a80a0 |
12 | 11846913 |
13 | 8621901 |
14 | 560a51d |
15 | 38ce666 |
hex | 270219f |
40903071 has 16 divisors (see below), whose sum is σ = 62995968. Its totient is φ = 23331200.
The previous prime is 40903061. The next prime is 40903073. The reversal of 40903071 is 17030904.
It is a cyclic number.
It is not a de Polignac number, because 40903071 - 27 = 40902943 is a prime.
It is a super-2 number, since 2×409030712 = 3346122434462082, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40903073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35895 + ... + 37016.
It is an arithmetic number, because the mean of its divisors is an integer number (3937248).
Almost surely, 240903071 is an apocalyptic number.
40903071 is a deficient number, since it is larger than the sum of its proper divisors (22092897).
40903071 is a wasteful number, since it uses less digits than its factorization.
40903071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72942.
The product of its (nonzero) digits is 756, while the sum is 24.
The square root of 40903071 is about 6395.5508754133. The cubic root of 40903071 is about 344.5497760838.
Adding to 40903071 its reverse (17030904), we get a palindrome (57933975).
The spelling of 40903071 in words is "forty million, nine hundred three thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •