Base | Representation |
---|---|
bin | 101001111010000101001 |
3 | 2120202201012 |
4 | 11033100221 |
5 | 322420400 |
6 | 45233305 |
7 | 14446400 |
oct | 5172051 |
9 | 2522635 |
10 | 1373225 |
11 | 8587a7 |
12 | 562835 |
13 | 391079 |
14 | 27a637 |
15 | 1c1d35 |
hex | 14f429 |
1373225 has 36 divisors (see below), whose sum is σ = 2120400. Its totient is φ = 876960.
The previous prime is 1373219. The next prime is 1373227. The reversal of 1373225 is 5223731.
1373225 = T116 + T117 + ... + T213.
It is not a de Polignac number, because 1373225 - 26 = 1373161 is a prime.
Its product of digits (1260) is a multiple of the sum of its prime divisors (90).
It is a self number, because there is not a number n which added to its sum of digits gives 1373225.
It is not an unprimeable number, because it can be changed into a prime (1373227) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23246 + ... + 23304.
It is an arithmetic number, because the mean of its divisors is an integer number (58900).
21373225 is an apocalyptic number.
It is an amenable number.
1373225 is a deficient number, since it is larger than the sum of its proper divisors (747175).
1373225 is a wasteful number, since it uses less digits than its factorization.
1373225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102 (or 90 counting only the distinct ones).
The product of its digits is 1260, while the sum is 23.
The square root of 1373225 is about 1171.8468329948. The cubic root of 1373225 is about 111.1511346554.
Adding to 1373225 its reverse (5223731), we get a palindrome (6596956).
The spelling of 1373225 in words is "one million, three hundred seventy-three thousand, two hundred twenty-five".
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