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1225033 = 37113293
BaseRepresentation
bin100101011000101001001
32022020102121
410223011021
5303200113
642131241
713261345
oct4530511
92266377
101225033
11767427
124b0b21
1333b794
1423c625
15192e8d
hex12b149

1225033 has 8 divisors (see below), whose sum is σ = 1273608. Its totient is φ = 1177344.

The previous prime is 1225019. The next prime is 1225061. The reversal of 1225033 is 3305221.

It can be written as a sum of positive squares in 4 ways, for example, as 356409 + 868624 = 597^2 + 932^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1225033 - 213 = 1216841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1224998 and 1225016.

It is not an unprimeable number, because it can be changed into a prime (1225073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4035 + ... + 4327.

It is an arithmetic number, because the mean of its divisors is an integer number (159201).

21225033 is an apocalyptic number.

It is an amenable number.

1225033 is a deficient number, since it is larger than the sum of its proper divisors (48575).

1225033 is a wasteful number, since it uses less digits than its factorization.

1225033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 1225033 is about 1106.8120888389. The cubic root of 1225033 is about 106.9997088530. Note that the first 3 decimals are identical.

The spelling of 1225033 in words is "one million, two hundred twenty-five thousand, thirty-three".

Divisors: 1 37 113 293 4181 10841 33109 1225033