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1331101113 = 37113944959
BaseRepresentation
bin100111101010110…
…1111110110111001
310102202200221110020
41033111233312321
510211230213423
6340030041053
744662113156
oct11725576671
93382627406
101331101113
1162340aa71
12311949189
13182a071c4
14c8ad922d
157bcd54e3
hex4f56fdb9

1331101113 has 16 divisors (see below), whose sum is σ = 1812787200. Its totient is φ = 868588560.

The previous prime is 1331101091. The next prime is 1331101117. The reversal of 1331101113 is 3111011331.

It is not a de Polignac number, because 1331101113 - 28 = 1331100857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1331101092 and 1331101101.

It is not an unprimeable number, because it can be changed into a prime (1331101117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7128 + ... + 52086.

It is an arithmetic number, because the mean of its divisors is an integer number (113299200).

Almost surely, 21331101113 is an apocalyptic number.

It is an amenable number.

1331101113 is a deficient number, since it is larger than the sum of its proper divisors (481686087).

1331101113 is a wasteful number, since it uses less digits than its factorization.

1331101113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45172.

The product of its (nonzero) digits is 27, while the sum is 15.

The square root of 1331101113 is about 36484.2584274369. The cubic root of 1331101113 is about 1100.0278541156.

Adding to 1331101113 its reverse (3111011331), we get a palindrome (4442112444).

The spelling of 1331101113 in words is "one billion, three hundred thirty-one million, one hundred one thousand, one hundred thirteen".

Divisors: 1 3 71 139 213 417 9869 29607 44959 134877 3192089 6249301 9576267 18747903 443700371 1331101113