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2142013512 = 233412176843
BaseRepresentation
bin111111110101100…
…1000100001001000
312112021120120010210
41333223020201020
513341323413022
6552314441120
7104036546232
oct17753104110
95467516123
102142013512
119aa124501
124b94331a0
13281a0b022
141646a5252
15c80b5a0c
hex7fac8848

2142013512 has 32 divisors (see below), whose sum is σ = 5485646880. Its totient is φ = 696589440.

The previous prime is 2142013501. The next prime is 2142013519. The reversal of 2142013512 is 2153102412.

It is not an unprimeable number, because it can be changed into a prime (2142013519) 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, 1087438 + ... + 1089405.

It is an arithmetic number, because the mean of its divisors is an integer number (171426465).

Almost surely, 22142013512 is an apocalyptic number.

It is an amenable number.

2142013512 is an abundant number, since it is smaller than the sum of its proper divisors (3343633368).

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

2142013512 is a wasteful number, since it uses less digits than its factorization.

2142013512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176893 (or 2176889 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2142013512 is about 46281.8918368729. The cubic root of 2142013512 is about 1289.0627793768.

Adding to 2142013512 its reverse (2153102412), we get a palindrome (4295115924).

Subtracting 2142013512 from its reverse (2153102412), we obtain a square (11088900 = 33302).

The spelling of 2142013512 in words is "two billion, one hundred forty-two million, thirteen thousand, five hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 41 82 123 164 246 328 492 984 2176843 4353686 6530529 8707372 13061058 17414744 26122116 52244232 89250563 178501126 267751689 357002252 535503378 714004504 1071006756 2142013512