Base | Representation |
---|---|
bin | 1000010110110… |
… | …10100111011111 |
3 | 11212220112010210 |
4 | 10023122213133 |
5 | 120421221341 |
6 | 10542303503 |
7 | 1510565316 |
oct | 413324737 |
9 | 155815123 |
10 | 70101471 |
11 | 36630300 |
12 | 1b587b93 |
13 | 116a5a7b |
14 | 944b27d |
15 | 624ac16 |
hex | 42da9df |
70101471 has 24 divisors (see below), whose sum is σ = 103708080. Its totient is φ = 42085120.
The previous prime is 70101463. The next prime is 70101511. The reversal of 70101471 is 17410107.
It is not a de Polignac number, because 70101471 - 23 = 70101463 is a prime.
It is a super-3 number, since 3×701014713 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70109471) 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, 40165 + ... + 41873.
It is an arithmetic number, because the mean of its divisors is an integer number (4321170).
Almost surely, 270101471 is an apocalyptic number.
70101471 is a deficient number, since it is larger than the sum of its proper divisors (33606609).
70101471 is a wasteful number, since it uses less digits than its factorization.
70101471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1847 (or 1836 counting only the distinct ones).
The product of its (nonzero) digits is 196, while the sum is 21.
The square root of 70101471 is about 8372.6621214522. The cubic root of 70101471 is about 412.3275723786.
Adding to 70101471 its reverse (17410107), we get a palindrome (87511578).
The spelling of 70101471 in words is "seventy million, one hundred one thousand, four hundred seventy-one".
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