Base | Representation |
---|---|
bin | 11101101011010001001 |
3 | 1211101220202 |
4 | 3231122021 |
5 | 222104200 |
6 | 32501545 |
7 | 11160026 |
oct | 3553211 |
9 | 1741822 |
10 | 972425 |
11 | 604663 |
12 | 3aa8b5 |
13 | 2807cc |
14 | 1b454d |
15 | 1431d5 |
hex | ed689 |
972425 has 12 divisors (see below), whose sum is σ = 1221276. Its totient is φ = 768000.
The previous prime is 972409. The next prime is 972427. The reversal of 972425 is 524279.
It can be written as a sum of positive squares in 6 ways, for example, as 29584 + 942841 = 172^2 + 971^2 .
It is not a de Polignac number, because 972425 - 24 = 972409 is a prime.
It is a super-2 number, since 2×9724252 = 1891220761250, which contains 22 as substring.
It is a Duffinian number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 972425.
It is not an unprimeable number, because it can be changed into a prime (972427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2225 + ... + 2625.
It is an arithmetic number, because the mean of its divisors is an integer number (101773).
972425 is a Friedman number, since it can be written as 5*((9*7^2)^2+4), using all its digits and the basic arithmetic operations.
2972425 is an apocalyptic number.
It is an amenable number.
972425 is a deficient number, since it is larger than the sum of its proper divisors (248851).
972425 is a wasteful number, since it uses less digits than its factorization.
972425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 508 (or 503 counting only the distinct ones).
The product of its digits is 5040, while the sum is 29.
The square root of 972425 is about 986.1161189231. The cubic root of 972425 is about 99.0722528022.
It can be divided in two parts, 97 and 2425, that multiplied together give a square (235225 = 4852).
The spelling of 972425 in words is "nine hundred seventy-two thousand, four hundred twenty-five".
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