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2030255725 = 5281210229
BaseRepresentation
bin111100100000011…
…0011111001101101
312020111021200021111
41321000303321231
513124221140400
6533243232021
7101211613621
oct17100637155
95214250244
102030255725
119520321a3
12487b18611
1326480b864
141538d3181
15bd38c3ba
hex79033e6d

2030255725 has 6 divisors (see below), whose sum is σ = 2517517130. Its totient is φ = 1624204560.

The previous prime is 2030255713. The next prime is 2030255737. The reversal of 2030255725 is 5275520302.

It is an interprime number because it is at equal distance from previous prime (2030255713) and next prime (2030255737).

It can be written as a sum of positive squares in 3 ways, for example, as 324648324 + 1705607401 = 18018^2 + 41299^2 .

It is not a de Polignac number, because 2030255725 - 213 = 2030247533 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 5 ways as a sum of consecutive naturals, for example, 40605090 + ... + 40605139.

Almost surely, 22030255725 is an apocalyptic number.

2030255725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2030255725 is a deficient number, since it is larger than the sum of its proper divisors (487261405).

2030255725 is an equidigital number, since it uses as much as digits as its factorization.

2030255725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81210239 (or 81210234 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 2030255725 is about 45058.3591023908. The cubic root of 2030255725 is about 1266.2425832932.

The spelling of 2030255725 in words is "two billion, thirty million, two hundred fifty-five thousand, seven hundred twenty-five".

Divisors: 1 5 25 81210229 406051145 2030255725