Base | Representation |
---|---|
bin | 1010100100111101011001 |
3 | 12012212121020 |
4 | 22210331121 |
5 | 1202212300 |
6 | 135233053 |
7 | 32366016 |
oct | 12447531 |
9 | 5185536 |
10 | 2772825 |
11 | 16242a0 |
12 | b18789 |
13 | 761133 |
14 | 52270d |
15 | 39b8a0 |
hex | 2a4f59 |
2772825 has 24 divisors (see below), whose sum is σ = 5002656. Its totient is φ = 1344000.
The previous prime is 2772767. The next prime is 2772827. The reversal of 2772825 is 5282772.
It is not a de Polignac number, because 2772825 - 26 = 2772761 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an Ulam number.
It is a d-powerful number, because it can be written as 219 + 73 + 76 + 220 + 85 + 220 + 54 .
It is not an unprimeable number, because it can be changed into a prime (2772827) 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, 856 + ... + 2505.
It is an arithmetic number, because the mean of its divisors is an integer number (208444).
22772825 is an apocalyptic number.
2772825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2772825 is a deficient number, since it is larger than the sum of its proper divisors (2229831).
2772825 is a wasteful number, since it uses less digits than its factorization.
2772825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3385 (or 3380 counting only the distinct ones).
The product of its digits is 15680, while the sum is 33.
The square root of 2772825 is about 1665.1801704320. The cubic root of 2772825 is about 140.4885144886.
The spelling of 2772825 in words is "two million, seven hundred seventy-two thousand, eight hundred twenty-five".
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