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2141125530 = 235149478999
BaseRepresentation
bin111111110011110…
…1111101110011010
312112012220110001120
41333213233232122
513341112004110
6552243430110
7104026160325
oct17747575632
95465813046
102141125530
119a9678335
124b9085336
13281789aab
141645137bc
15c7e8c870
hex7f9efb9a

2141125530 has 32 divisors (see below), whose sum is σ = 5173200000. Its totient is φ = 567133632.

The previous prime is 2141125529. The next prime is 2141125541. The reversal of 2141125530 is 355211412.

It is a happy number.

2141125530 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2141125530.

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 15 ways as a sum of consecutive naturals, for example, 235030 + ... + 243969.

It is an arithmetic number, because the mean of its divisors is an integer number (161662500).

Almost surely, 22141125530 is an apocalyptic number.

2141125530 is an abundant number, since it is smaller than the sum of its proper divisors (3032074470).

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

2141125530 is a wasteful number, since it uses less digits than its factorization.

2141125530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479158.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2141125530 is about 46272.2976520510. The cubic root of 2141125530 is about 1288.8846256988.

Adding to 2141125530 its reverse (355211412), we get a palindrome (2496336942).

The spelling of 2141125530 in words is "two billion, one hundred forty-one million, one hundred twenty-five thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 149 298 447 745 894 1490 2235 4470 478999 957998 1436997 2394995 2873994 4789990 7184985 14369970 71370851 142741702 214112553 356854255 428225106 713708510 1070562765 2141125530