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2130488086 = 21065244043
BaseRepresentation
bin111111011111100…
…1010101100010110
312111110220000020011
41332333022230112
513330401104321
6551223430434
7103536564346
oct17677125426
95443800204
102130488086
119a3672261
124b55b541a
1327c50404c
14162d44d26
15c708aae1
hex7efcab16

2130488086 has 4 divisors (see below), whose sum is σ = 3195732132. Its totient is φ = 1065244042.

The previous prime is 2130488071. The next prime is 2130488089. The reversal of 2130488086 is 6808840312.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130488089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532622020 + ... + 532622023.

It is an arithmetic number, because the mean of its divisors is an integer number (798933033).

Almost surely, 22130488086 is an apocalyptic number.

2130488086 is a deficient number, since it is larger than the sum of its proper divisors (1065244046).

2130488086 is a wasteful number, since it uses less digits than its factorization.

2130488086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065244045.

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 2130488086 is about 46157.2105526320. The cubic root of 2130488086 is about 1286.7466215031.

The spelling of 2130488086 in words is "two billion, one hundred thirty million, four hundred eighty-eight thousand, eighty-six".

Divisors: 1 2 1065244043 2130488086