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2078433025 = 52401320717
BaseRepresentation
bin111101111100010…
…0101111100000001
312100211221100002221
41323320211330001
513224034324100
6542124011041
7102335250334
oct17370457401
95324840087
102078433025
11977248549
124a0090a81
132717a9436
1415a07461b
15c270701a
hex7be25f01

2078433025 has 12 divisors (see below), whose sum is σ = 2578023612. Its totient is φ = 1662251840.

The previous prime is 2078433011. The next prime is 2078433029. The reversal of 2078433025 is 5203348702.

It can be written as a sum of positive squares in 6 ways, for example, as 153066384 + 1925366641 = 12372^2 + 43879^2 .

It is not a de Polignac number, because 2078433025 - 27 = 2078432897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2078433029) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 89967 + ... + 110683.

It is an arithmetic number, because the mean of its divisors is an integer number (214835301).

Almost surely, 22078433025 is an apocalyptic number.

2078433025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2078433025 is a deficient number, since it is larger than the sum of its proper divisors (499590587).

2078433025 is a wasteful number, since it uses less digits than its factorization.

2078433025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24740 (or 24735 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 2078433025 is about 45589.8346673905. The cubic root of 2078433025 is about 1276.1802271691.

The spelling of 2078433025 in words is "two billion, seventy-eight million, four hundred thirty-three thousand, twenty-five".

Divisors: 1 5 25 4013 20065 20717 100325 103585 517925 83137321 415686605 2078433025