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2142033202 = 21071016601
BaseRepresentation
bin111111110101100…
…1101010100110010
312112021121120011001
41333223031110302
513341330030302
6552315112214
7104036660521
oct17753152462
95467546131
102142033202
119aa138281
124b944266a
13281a16c8a
141646ac4b8
15c80bb787
hex7facd532

2142033202 has 4 divisors (see below), whose sum is σ = 3213049806. Its totient is φ = 1071016600.

The previous prime is 2142033139. The next prime is 2142033203. The reversal of 2142033202 is 2023302412.

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

It can be written as a sum of positive squares in only one way, i.e., 1700655121 + 441378081 = 41239^2 + 21009^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2142033202.

It is not an unprimeable number, because it can be changed into a prime (2142033203) by changing a digit.

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, 535508299 + ... + 535508302.

Almost surely, 22142033202 is an apocalyptic number.

2142033202 is a deficient number, since it is larger than the sum of its proper divisors (1071016604).

2142033202 is a wasteful number, since it uses less digits than its factorization.

2142033202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071016603.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2142033202 is about 46282.1045545684. The cubic root of 2142033202 is about 1289.0667291758.

Adding to 2142033202 its reverse (2023302412), we get a palindrome (4165335614).

The spelling of 2142033202 in words is "two billion, one hundred forty-two million, thirty-three thousand, two hundred two".

Divisors: 1 2 1071016601 2142033202