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2143225102 = 21071612551
BaseRepresentation
bin111111110111111…
…0000010100001110
312112100212010010111
41333233300110032
513342131200402
6552400430234
7104053053454
oct17757602416
95470763114
102143225102
119aa881817
124b991837a
13282043645
141648dc9d4
15c82549d7
hex7fbf050e

2143225102 has 4 divisors (see below), whose sum is σ = 3214837656. Its totient is φ = 1071612550.

The previous prime is 2143225069. The next prime is 2143225141. The reversal of 2143225102 is 2015223412.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535806274 + ... + 535806277.

It is an arithmetic number, because the mean of its divisors is an integer number (803709414).

Almost surely, 22143225102 is an apocalyptic number.

2143225102 is a deficient number, since it is larger than the sum of its proper divisors (1071612554).

2143225102 is a wasteful number, since it uses less digits than its factorization.

2143225102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071612553.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2143225102 is about 46294.9792310138. The cubic root of 2143225102 is about 1289.3057783411.

Adding to 2143225102 its reverse (2015223412), we get a palindrome (4158448514).

The spelling of 2143225102 in words is "two billion, one hundred forty-three million, two hundred twenty-five thousand, one hundred two".

Divisors: 1 2 1071612551 2143225102