Base | Representation |
---|---|
bin | 1000010111010… |
… | …11011100100001 |
3 | 11220001000200202 |
4 | 10023223130201 |
5 | 120430423101 |
6 | 10543554545 |
7 | 1511303300 |
oct | 413533441 |
9 | 156030622 |
10 | 70170401 |
11 | 36678074 |
12 | 1b5bba55 |
13 | 116cb262 |
14 | 9468437 |
15 | 626136b |
hex | 42eb721 |
70170401 has 48 divisors (see below), whose sum is σ = 93571200. Its totient is φ = 52157952.
The previous prime is 70170379. The next prime is 70170413. The reversal of 70170401 is 10407107.
It is not a de Polignac number, because 70170401 - 214 = 70154017 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (70170431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 620921 + ... + 621033.
It is an arithmetic number, because the mean of its divisors is an integer number (1949400).
Almost surely, 270170401 is an apocalyptic number.
It is an amenable number.
70170401 is a deficient number, since it is larger than the sum of its proper divisors (23400799).
70170401 is a wasteful number, since it uses less digits than its factorization.
70170401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198 (or 191 counting only the distinct ones).
The product of its (nonzero) digits is 196, while the sum is 20.
The square root of 70170401 is about 8376.7774830182. Note that the first 3 decimals coincide. The cubic root of 70170401 is about 412.4626738187.
Adding to 70170401 its reverse (10407107), we get a palindrome (80577508).
The spelling of 70170401 in words is "seventy million, one hundred seventy thousand, four hundred one".
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