Base | Representation |
---|---|
bin | 1011111010111100001001 |
3 | 12212202200210 |
4 | 23322330021 |
5 | 1300000001 |
6 | 150551333 |
7 | 35363535 |
oct | 13727411 |
9 | 5782623 |
10 | 3125001 |
11 | 1844950 |
12 | 1068549 |
13 | 855519 |
14 | 5b4bc5 |
15 | 41add6 |
hex | 2faf09 |
3125001 has 16 divisors (see below), whose sum is σ = 4575168. Its totient is φ = 1881600.
The previous prime is 3124999. The next prime is 3125009. The reversal of 3125001 is 1005213.
It is not a de Polignac number, because 3125001 - 21 = 3124999 is a prime.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (3125009) 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, 9105 + ... + 9441.
It is an arithmetic number, because the mean of its divisors is an integer number (285948).
Almost surely, 23125001 is an apocalyptic number.
It is an amenable number.
3125001 is a deficient number, since it is larger than the sum of its proper divisors (1450167).
3125001 is a wasteful number, since it uses less digits than its factorization.
3125001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 632.
The product of its (nonzero) digits is 30, while the sum is 12.
The square root of 3125001 is about 1767.7672358091. The cubic root of 3125001 is about 146.2009025054.
The spelling of 3125001 in words is "three million, one hundred twenty-five thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •