Base | Representation |
---|---|
bin | 101100000110000111… |
… | …110010100111100101 |
3 | 11112012201101101021110 |
4 | 230012013302213211 |
5 | 1233431410032033 |
6 | 33430121535233 |
7 | 3264211541211 |
oct | 540607624745 |
9 | 145181341243 |
10 | 47347345893 |
11 | 19097384831 |
12 | 9214644519 |
13 | 4607322603 |
14 | 2412303941 |
15 | 1371a63363 |
hex | b061f29e5 |
47347345893 has 8 divisors (see below), whose sum is σ = 63688465728. Its totient is φ = 31285561664.
The previous prime is 47347345883. The next prime is 47347345921. The reversal of 47347345893 is 39854374374.
47347345893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 47347345893 - 217 = 47347214821 is a prime.
It is a super-2 number, since 2×473473458932 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47347345823) 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, 69833505 + ... + 69834182.
It is an arithmetic number, because the mean of its divisors is an integer number (7961058216).
Almost surely, 247347345893 is an apocalyptic number.
It is an amenable number.
47347345893 is a deficient number, since it is larger than the sum of its proper divisors (16341119835).
47347345893 is a wasteful number, since it uses less digits than its factorization.
47347345893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139667803.
The product of its digits is 30481920, while the sum is 57.
The spelling of 47347345893 in words is "forty-seven billion, three hundred forty-seven million, three hundred forty-five thousand, eight hundred ninety-three".
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