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1331100341 = 2335779901
BaseRepresentation
bin100111101010110…
…1111101010110101
310102202200220101122
41033111233222311
510211230202331
6340030033325
744662111004
oct11725575265
93382626348
101331100341
1162340a42a
12311948845
13182a06a4c
14c8ad8c3b
157bcd517b
hex4f56fab5

1331100341 has 8 divisors (see below), whose sum is σ = 1339265304. Its totient is φ = 1322956800.

The previous prime is 1331100317. The next prime is 1331100343. The reversal of 1331100341 is 1430011331.

It can be written as a sum of positive squares in 4 ways, for example, as 786578116 + 544522225 = 28046^2 + 23335^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1331100341 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 (1331100343) 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, 129491 + ... + 139391.

It is an arithmetic number, because the mean of its divisors is an integer number (167408163).

Almost surely, 21331100341 is an apocalyptic number.

It is an amenable number.

1331100341 is a deficient number, since it is larger than the sum of its proper divisors (8164963).

1331100341 is an equidigital number, since it uses as much as digits as its factorization.

1331100341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10711.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1331100341 is about 36484.2478475300. The cubic root of 1331100341 is about 1100.0276414542.

Adding to 1331100341 its reverse (1430011331), we get a palindrome (2761111672).

The spelling of 1331100341 in words is "one billion, three hundred thirty-one million, one hundred thousand, three hundred forty-one".

Divisors: 1 233 577 9901 134441 2306933 5712877 1331100341