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2129992710 = 23570999757
BaseRepresentation
bin111111011110101…
…0001110000000110
312111102221211200220
41332331101300012
513330234231320
6551205045210
7103532432166
oct17675216006
95442854626
102129992710
119a336405a
124b53b6806
1327c38c721
14162c565a6
15c6edde40
hex7ef51c06

2129992710 has 16 divisors (see below), whose sum is σ = 5111982576. Its totient is φ = 567998048.

The previous prime is 2129992703. The next prime is 2129992741. The reversal of 2129992710 is 172999212.

It is a super-3 number, since 3×21299927103 (a number of 29 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 35499849 + ... + 35499908.

It is an arithmetic number, because the mean of its divisors is an integer number (319498911).

Almost surely, 22129992710 is an apocalyptic number.

2129992710 is an abundant number, since it is smaller than the sum of its proper divisors (2981989866).

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

2129992710 is a wasteful number, since it uses less digits than its factorization.

2129992710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70999767.

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 2129992710 is about 46151.8440584989. The cubic root of 2129992710 is about 1286.6468833556.

The spelling of 2129992710 in words is "two billion, one hundred twenty-nine million, nine hundred ninety-two thousand, seven hundred ten".

Divisors: 1 2 3 5 6 10 15 30 70999757 141999514 212999271 354998785 425998542 709997570 1064996355 2129992710