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2013353551 = 11672731823
BaseRepresentation
bin111100000000001…
…0101011001001111
312012022110221212001
41320000111121033
513110404303201
6531441053131
7100615136266
oct17000253117
95168427761
102013353551
11943538360
124823271a7
13261171481
141515735dd
15bbb4e301
hex7801564f

2013353551 has 8 divisors (see below), whose sum is σ = 2229168384. Its totient is φ = 1803002520.

The previous prime is 2013353539. The next prime is 2013353561. The reversal of 2013353551 is 1553533102.

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

It is not a de Polignac number, because 2013353551 - 221 = 2011256399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013353521) 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, 1365175 + ... + 1366648.

It is an arithmetic number, because the mean of its divisors is an integer number (278646048).

Almost surely, 22013353551 is an apocalyptic number.

2013353551 is a deficient number, since it is larger than the sum of its proper divisors (215814833).

2013353551 is a wasteful number, since it uses less digits than its factorization.

2013353551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731901.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 2013353551 is about 44870.4084113350. The cubic root of 2013353551 is about 1262.7189022251.

Adding to 2013353551 its reverse (1553533102), we get a palindrome (3566886653).

The spelling of 2013353551 in words is "two billion, thirteen million, three hundred fifty-three thousand, five hundred fifty-one".

Divisors: 1 11 67 737 2731823 30050053 183032141 2013353551