Base | Representation |
---|---|
bin | 1111111010100100100110 |
3 | 21211222000010 |
4 | 33322210212 |
5 | 2032001240 |
6 | 225231050 |
7 | 50314320 |
oct | 17724446 |
9 | 7758003 |
10 | 4172070 |
11 | 239a5a1 |
12 | 1492486 |
13 | b30ca6 |
14 | 7a8610 |
15 | 576280 |
hex | 3fa926 |
4172070 has 32 divisors (see below), whose sum is σ = 11443968. Its totient is φ = 953568.
The previous prime is 4172059. The next prime is 4172071. The reversal of 4172070 is 702714.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4172071) 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 15 ways as a sum of consecutive naturals, for example, 9724 + ... + 10143.
It is an arithmetic number, because the mean of its divisors is an integer number (357624).
Almost surely, 24172070 is an apocalyptic number.
4172070 is an abundant number, since it is smaller than the sum of its proper divisors (7271898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4172070 is a wasteful number, since it uses less digits than its factorization.
4172070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19884.
The product of its (nonzero) digits is 392, while the sum is 21.
The square root of 4172070 is about 2042.5645644630. The cubic root of 4172070 is about 160.9844255346.
Adding to 4172070 its reverse (702714), we get a palindrome (4874784).
The spelling of 4172070 in words is "four million, one hundred seventy-two thousand, seventy".
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