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2113550141 = 19313678011
BaseRepresentation
bin111110111111010…
…0011011100111101
312110022000110201212
41331332203130331
513312032101031
6545420414205
7103242610523
oct17576433475
95408013655
102113550141
1199505355a
124ab9a7365
13278b535b1
141609b6313
15c584212b
hex7dfa373d

2113550141 has 8 divisors (see below), whose sum is σ = 2126320704. Its totient is φ = 2100798720.

The previous prime is 2113550137. The next prime is 2113550207. The reversal of 2113550141 is 1410553112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2113550141 - 22 = 2113550137 is a prime.

It is a super-2 number, since 2×21135501412 = 8934188397042239762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113550441) 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, 259826 + ... + 267836.

It is an arithmetic number, because the mean of its divisors is an integer number (265790088).

Almost surely, 22113550141 is an apocalyptic number.

It is an amenable number.

2113550141 is a deficient number, since it is larger than the sum of its proper divisors (12770563).

2113550141 is a wasteful number, since it uses less digits than its factorization.

2113550141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9571.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 2113550141 is about 45973.3633857694. The cubic root of 2113550141 is about 1283.3275523587.

The spelling of 2113550141 in words is "two billion, one hundred thirteen million, five hundred fifty thousand, one hundred forty-one".

Divisors: 1 193 1367 8011 263831 1546123 10951037 2113550141