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2112486830 = 25211248683
BaseRepresentation
bin111110111101001…
…1111110110101110
312110020000110010222
41331322133312232
513311244034310
6545341531342
7103230561506
oct17572376656
95406013128
102112486830
11994497693
124ab573b52
1327887060c
141607baa06
15c56d2055
hex7de9fdae

2112486830 has 8 divisors (see below), whose sum is σ = 3802476312. Its totient is φ = 844994728.

The previous prime is 2112486821. The next prime is 2112486841. The reversal of 2112486830 is 386842112.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105624332 + ... + 105624351.

It is an arithmetic number, because the mean of its divisors is an integer number (475309539).

Almost surely, 22112486830 is an apocalyptic number.

2112486830 is a deficient number, since it is larger than the sum of its proper divisors (1689989482).

2112486830 is a wasteful number, since it uses less digits than its factorization.

2112486830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211248690.

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 2112486830 is about 45961.7975061899. The cubic root of 2112486830 is about 1283.1123054815.

The spelling of 2112486830 in words is "two billion, one hundred twelve million, four hundred eighty-six thousand, eight hundred thirty".

Divisors: 1 2 5 10 211248683 422497366 1056243415 2112486830