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1038025045 = 51811146989
BaseRepresentation
bin111101110111110…
…000000101010101
32200100020010200001
4331313300011111
54111213300140
6251000251301
734503032041
oct7567600525
92610203601
101038025045
11492a35642
1224b770b31
13137091b05
149bc09021
15611e2e9a
hex3ddf0155

1038025045 has 8 divisors (see below), whose sum is σ = 1252513080. Its totient is φ = 825831360.

The previous prime is 1038025013. The next prime is 1038025061. The reversal of 1038025045 is 5405208301.

It can be written as a sum of positive squares in 4 ways, for example, as 83338641 + 954686404 = 9129^2 + 30898^2 .

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

It is not a de Polignac number, because 1038025045 - 25 = 1038025013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572590 + ... + 574399.

It is an arithmetic number, because the mean of its divisors is an integer number (156564135).

Almost surely, 21038025045 is an apocalyptic number.

It is an amenable number.

1038025045 is a deficient number, since it is larger than the sum of its proper divisors (214488035).

1038025045 is a wasteful number, since it uses less digits than its factorization.

1038025045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147175.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1038025045 is about 32218.3960649813. The cubic root of 1038025045 is about 1012.5176691526.

The spelling of 1038025045 in words is "one billion, thirty-eight million, twenty-five thousand, forty-five".

Divisors: 1 5 181 905 1146989 5734945 207605009 1038025045