Base | Representation |
---|---|
bin | 1011010011011… |
… | …1010010100011 |
3 | 10022012210120100 |
4 | 2310313102203 |
5 | 44114144022 |
6 | 4412113443 |
7 | 1113666351 |
oct | 264672243 |
9 | 108183510 |
10 | 47412387 |
11 | 248436a0 |
12 | 13a65883 |
13 | 9a90689 |
14 | 64227d1 |
15 | 42681ac |
hex | 2d374a3 |
47412387 has 12 divisors (see below), whose sum is σ = 74710584. Its totient is φ = 28734720.
The previous prime is 47412373. The next prime is 47412401. The reversal of 47412387 is 78321474.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (47412373) and next prime (47412401).
It is not a de Polignac number, because 47412387 - 210 = 47411363 is a prime.
It is a super-3 number, since 3×474123873 (a number of 24 digits) contains 333 as substring.
It is an alternating number because its digits alternate between even and odd.
It is not an unprimeable number, because it can be changed into a prime (47412317) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239358 + ... + 239555.
It is an arithmetic number, because the mean of its divisors is an integer number (6225882).
Almost surely, 247412387 is an apocalyptic number.
47412387 is a deficient number, since it is larger than the sum of its proper divisors (27298197).
47412387 is a wasteful number, since it uses less digits than its factorization.
47412387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 478930 (or 478927 counting only the distinct ones).
The product of its digits is 37632, while the sum is 36.
The square root of 47412387 is about 6885.6653273304. The cubic root of 47412387 is about 361.9350203362.
The spelling of 47412387 in words is "forty-seven million, four hundred twelve thousand, three hundred eighty-seven".
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