Base | Representation |
---|---|
bin | 1011100010100100000011 |
3 | 12200200201210 |
4 | 23202210003 |
5 | 1233301110 |
6 | 144501203 |
7 | 34466460 |
oct | 13424403 |
9 | 5620653 |
10 | 3025155 |
11 | 1786931 |
12 | 101a803 |
13 | 81bc43 |
14 | 58a667 |
15 | 3eb520 |
hex | 2e2903 |
3025155 has 32 divisors (see below), whose sum is σ = 5658624. Its totient is φ = 1351296.
The previous prime is 3025153. The next prime is 3025159. The reversal of 3025155 is 5515203.
It is not a de Polignac number, because 3025155 - 21 = 3025153 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
3025155 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3025153) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4629 + ... + 5241.
It is an arithmetic number, because the mean of its divisors is an integer number (176832).
Almost surely, 23025155 is an apocalyptic number.
3025155 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
3025155 is a deficient number, since it is larger than the sum of its proper divisors (2633469).
3025155 is a wasteful number, since it uses less digits than its factorization.
3025155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 675.
The product of its (nonzero) digits is 750, while the sum is 21.
The square root of 3025155 is about 1739.2972718889. The cubic root of 3025155 is about 144.6269443160.
The spelling of 3025155 in words is "three million, twenty-five thousand, one hundred fifty-five".
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