Base | Representation |
---|---|
bin | 1010000110001… |
… | …10101110001111 |
3 | 12220101012121210 |
4 | 11003012232033 |
5 | 133140400142 |
6 | 12223225503 |
7 | 2045636625 |
oct | 503065617 |
9 | 186335553 |
10 | 84700047 |
11 | 438a1443 |
12 | 24448293 |
13 | 14717793 |
14 | b36b515 |
15 | 768149c |
hex | 50c6b8f |
84700047 has 8 divisors (see below), whose sum is σ = 112975920. Its totient is φ = 56445440.
The previous prime is 84700037. The next prime is 84700073. The reversal of 84700047 is 74000748.
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 84700047 - 215 = 84667279 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 84699987 and 84700023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84700027) 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, 12847 + ... + 18287.
It is an arithmetic number, because the mean of its divisors is an integer number (14121990).
Almost surely, 284700047 is an apocalyptic number.
84700047 is a deficient number, since it is larger than the sum of its proper divisors (28275873).
84700047 is a wasteful number, since it uses less digits than its factorization.
84700047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10633.
The product of its (nonzero) digits is 6272, while the sum is 30.
The square root of 84700047 is about 9203.2628453174. The cubic root of 84700047 is about 439.1651646138.
The spelling of 84700047 in words is "eighty-four million, seven hundred thousand, forty-seven".
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