Base | Representation |
---|---|
bin | 110101101101100101001100… |
… | …0100011010010000011111111 |
3 | 2021221211111112010022112221222 |
4 | 1223123022120203102003333 |
5 | 443411221031240133242 |
6 | 4352500000352143555 |
7 | 201341634366622400 |
oct | 15333123043220377 |
9 | 2257744463275858 |
10 | 472457551880447 |
11 | 1275a3139103561 |
12 | 44ba5532237bbb |
13 | 1738172c61b183 |
14 | 84950d33cb9a7 |
15 | 3994a89d6e5d2 |
hex | 1adb2988d20ff |
472457551880447 has 24 divisors (see below), whose sum is σ = 551012653537920. Its totient is φ = 403918179275520.
The previous prime is 472457551880443. The next prime is 472457551880507. The reversal of 472457551880447 is 744088155754274.
It is not a de Polignac number, because 472457551880447 - 22 = 472457551880443 is a prime.
It is a super-2 number, since 2×4724575518804472 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472457551880443) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145110098 + ... + 148330224.
It is an arithmetic number, because the mean of its divisors is an integer number (22958860564080).
Almost surely, 2472457551880447 is an apocalyptic number.
472457551880447 is a deficient number, since it is larger than the sum of its proper divisors (78555101657473).
472457551880447 is a wasteful number, since it uses less digits than its factorization.
472457551880447 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3227871 (or 3227864 counting only the distinct ones).
The product of its (nonzero) digits is 1404928000, while the sum is 71.
The spelling of 472457551880447 in words is "four hundred seventy-two trillion, four hundred fifty-seven billion, five hundred fifty-one million, eight hundred eighty thousand, four hundred forty-seven".
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