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2013722338 = 21006861169
BaseRepresentation
bin111100000000110…
…1111011011100010
312012100011200201211
41320001233123202
513111003103323
6531453020334
7100621233415
oct17001573342
95170150654
102013722338
1194376a441
124824846aa
132612702a4
1415162bb7c
15bbbc370d
hex7806f6e2

2013722338 has 4 divisors (see below), whose sum is σ = 3020583510. Its totient is φ = 1006861168.

The previous prime is 2013722327. The next prime is 2013722351. The reversal of 2013722338 is 8332273102.

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., 1432092649 + 581629689 = 37843^2 + 24117^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503430583 + ... + 503430586.

Almost surely, 22013722338 is an apocalyptic number.

2013722338 is a deficient number, since it is larger than the sum of its proper divisors (1006861172).

2013722338 is a wasteful number, since it uses less digits than its factorization.

2013722338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006861171.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 2013722338 is about 44874.5176910014. The cubic root of 2013722338 is about 1262.7959951407.

The spelling of 2013722338 in words is "two billion, thirteen million, seven hundred twenty-two thousand, three hundred thirty-eight".

Divisors: 1 2 1006861169 2013722338