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2072075860 = 225223464591
BaseRepresentation
bin111101110000001…
…0101111001010100
312100101222100201101
41323200111321110
513220422411420
6541335435444
7102230232331
oct17340257124
95311870641
102072075860
119736a6298
12499b25b84
132703919ba
1415929b988
15c1d9d60a
hex7b815e54

2072075860 has 24 divisors (see below), whose sum is σ = 4370881536. Its totient is φ = 825111840.

The previous prime is 2072075851. The next prime is 2072075869. The reversal of 2072075860 is 685702702.

It is an interprime number because it is at equal distance from previous prime (2072075851) and next prime (2072075869).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072075869) 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, 227836 + ... + 236755.

It is an arithmetic number, because the mean of its divisors is an integer number (182120064).

Almost surely, 22072075860 is an apocalyptic number.

2072075860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2072075860 is an abundant number, since it is smaller than the sum of its proper divisors (2298805676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2072075860 is a wasteful number, since it uses less digits than its factorization.

2072075860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464823 (or 464821 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 2072075860 is about 45520.0599735985. The cubic root of 2072075860 is about 1274.8777758013.

It can be divided in two parts, 20720 and 75860, that added together give a triangular number (96580 = T439).

The spelling of 2072075860 in words is "two billion, seventy-two million, seventy-five thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 223 446 892 1115 2230 4460 464591 929182 1858364 2322955 4645910 9291820 103603793 207207586 414415172 518018965 1036037930 2072075860