Base | Representation |
---|---|
bin | 1001101010110… |
… | …1001111001111 |
3 | 2211022102122111 |
4 | 2122231033033 |
5 | 40340233341 |
6 | 4005124451 |
7 | 1001500345 |
oct | 232551717 |
9 | 84272574 |
10 | 40555471 |
11 | 2098aa20 |
12 | 116b9727 |
13 | 852c628 |
14 | 5559995 |
15 | 3861681 |
hex | 26ad3cf |
40555471 has 8 divisors (see below), whose sum is σ = 45669888. Its totient is φ = 35679000.
The previous prime is 40555469. The next prime is 40555483. The reversal of 40555471 is 17455504.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40555471 - 21 = 40555469 is a prime.
It is a super-3 number, since 3×405554713 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40552471) 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, 59125 + ... + 59806.
It is an arithmetic number, because the mean of its divisors is an integer number (5708736).
Almost surely, 240555471 is an apocalyptic number.
40555471 is a deficient number, since it is larger than the sum of its proper divisors (5114417).
40555471 is a wasteful number, since it uses less digits than its factorization.
40555471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118973.
The product of its (nonzero) digits is 14000, while the sum is 31.
The square root of 40555471 is about 6368.3177527507. The cubic root of 40555471 is about 343.5709875203.
The spelling of 40555471 in words is "forty million, five hundred fifty-five thousand, four hundred seventy-one".
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