Base | Representation |
---|---|
bin | 111011101111000110001 |
3 | 10200110002020 |
4 | 13131320301 |
5 | 1000114200 |
6 | 105542053 |
7 | 22431531 |
oct | 7357061 |
9 | 3613066 |
10 | 1957425 |
11 | 1117708 |
12 | 7a4929 |
13 | 536c52 |
14 | 38d4c1 |
15 | 289ea0 |
hex | 1dde31 |
1957425 has 12 divisors (see below), whose sum is σ = 3236400. Its totient is φ = 1043920.
The previous prime is 1957391. The next prime is 1957441. The reversal of 1957425 is 5247591.
It is not a de Polignac number, because 1957425 - 216 = 1891889 is a prime.
It is a Curzon number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 12975 + ... + 13124.
It is an arithmetic number, because the mean of its divisors is an integer number (269700).
21957425 is an apocalyptic number.
1957425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1957425 is a deficient number, since it is larger than the sum of its proper divisors (1278975).
1957425 is a wasteful number, since it uses less digits than its factorization.
1957425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26112 (or 26107 counting only the distinct ones).
The product of its digits is 12600, while the sum is 33.
The square root of 1957425 is about 1399.0800548932. The cubic root of 1957425 is about 125.0916660955.
The spelling of 1957425 in words is "one million, nine hundred fifty-seven thousand, four hundred twenty-five".
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