Base | Representation |
---|---|
bin | 1011010111111… |
… | …1011110100101 |
3 | 10022202211011112 |
4 | 2311333132211 |
5 | 44203124234 |
6 | 4422314405 |
7 | 1116340403 |
oct | 265773645 |
9 | 108684145 |
10 | 47708069 |
11 | 24a25862 |
12 | 13b88a05 |
13 | 9b65136 |
14 | 649c473 |
15 | 42c5ace |
hex | 2d7f7a5 |
47708069 has 8 divisors (see below), whose sum is σ = 53173440. Its totient is φ = 42538176.
The previous prime is 47708033. The next prime is 47708077. The reversal of 47708069 is 96080774.
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 47708069 - 220 = 46659493 is a prime.
It is a super-2 number, since 2×477080692 = 4552119695417522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47708009) 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, 73529 + ... + 74174.
It is an arithmetic number, because the mean of its divisors is an integer number (6646680).
Almost surely, 247708069 is an apocalyptic number.
It is an amenable number.
47708069 is a deficient number, since it is larger than the sum of its proper divisors (5465371).
47708069 is a wasteful number, since it uses less digits than its factorization.
47708069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147739.
The product of its (nonzero) digits is 84672, while the sum is 41.
The square root of 47708069 is about 6907.1027935018. The cubic root of 47708069 is about 362.6858506371.
The spelling of 47708069 in words is "forty-seven million, seven hundred eight thousand, sixty-nine".
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