Base | Representation |
---|---|
bin | 11000000000100… |
… | …01000011001001 |
3 | 112000221222221212 |
4 | 30000101003021 |
5 | 403024141200 |
6 | 31552342505 |
7 | 4663561406 |
oct | 1400210311 |
9 | 460858855 |
10 | 201396425 |
11 | a375712a |
12 | 57544a35 |
13 | 32955aa9 |
14 | 1ca672ad |
15 | 12a33035 |
hex | c0110c9 |
201396425 has 6 divisors (see below), whose sum is σ = 249731598. Its totient is φ = 161117120.
The previous prime is 201396389. The next prime is 201396427. The reversal of 201396425 is 524693102.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 5508409 + 195888016 = 2347^2 + 13996^2 .
It is not a de Polignac number, because 201396425 - 26 = 201396361 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 201396391 and 201396400.
It is not an unprimeable number, because it can be changed into a prime (201396427) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4027904 + ... + 4027953.
It is an arithmetic number, because the mean of its divisors is an integer number (41621933).
Almost surely, 2201396425 is an apocalyptic number.
201396425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
201396425 is a deficient number, since it is larger than the sum of its proper divisors (48335173).
201396425 is an equidigital number, since it uses as much as digits as its factorization.
201396425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8055867 (or 8055862 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 32.
The square root of 201396425 is about 14191.4208238640. The cubic root of 201396425 is about 586.1614493393.
The spelling of 201396425 in words is "two hundred one million, three hundred ninety-six thousand, four hundred twenty-five".
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