Base | Representation |
---|---|
bin | 100101100010010011… |
… | …001011011001111111 |
3 | 10212000211220021022200 |
4 | 211202103023121333 |
5 | 1130020244302122 |
6 | 30303152242543 |
7 | 2624524333320 |
oct | 454223133177 |
9 | 125024807280 |
10 | 40303900287 |
11 | 16102556902 |
12 | 7989840453 |
13 | 3a54017711 |
14 | 1d44ab8447 |
15 | 10ad5165ac |
hex | 9624cb67f |
40303900287 has 48 divisors (see below), whose sum is σ = 67434132480. Its totient is φ = 22719528000.
The previous prime is 40303900249. The next prime is 40303900289. The reversal of 40303900287 is 78200930304.
It is not a de Polignac number, because 40303900287 - 27 = 40303900159 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40303900289) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7218837 + ... + 7224417.
It is an arithmetic number, because the mean of its divisors is an integer number (1404877760).
Almost surely, 240303900287 is an apocalyptic number.
40303900287 is a deficient number, since it is larger than the sum of its proper divisors (27130232193).
40303900287 is a wasteful number, since it uses less digits than its factorization.
40303900287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7124 (or 7121 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The spelling of 40303900287 in words is "forty billion, three hundred three million, nine hundred thousand, two hundred eighty-seven".
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