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BaseRepresentation
bin11111010010100100000
31221002110112
43322110200
5230302222
633550452
711500151
oct3722440
91832415
101025312
11640372
12415428
1329b8c2
141c9928
15153be2
hexfa520

1025312 has 18 divisors (see below), whose sum is σ = 2029923. Its totient is φ = 509792.

The previous prime is 1025303. The next prime is 1025327. The reversal of 1025312 is 2135201.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 512656 + 512656 = 716^2 + 716^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=716.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5639 + ... + 5817.

21025312 is an apocalyptic number.

It is an amenable number.

1025312 is a deficient number, since it is larger than the sum of its proper divisors (1004611).

1025312 is an frugal number, since it uses more digits than its factorization.

1025312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 1025312 is about 1012.5769106591. The cubic root of 1025312 is about 100.8367129224.

The spelling of 1025312 in words is "one million, twenty-five thousand, three hundred twelve".