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6613094431 = 29808128219
BaseRepresentation
bin1100010100010101…
…11101000000011111
3122001212201000010101
412022022331000133
5102020423010211
63012113321531
7322610242456
oct61212750037
918055630111
106613094431
112893a127a9
1213468662a7
138150ca838
1446a403b9d
1528a8905c1
hex18a2bd01f

6613094431 has 8 divisors (see below), whose sum is σ = 6842221200. Its totient is φ = 6384040320.

The previous prime is 6613094413. The next prime is 6613094459. The reversal of 6613094431 is 1344903166.

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 6613094431 - 213 = 6613086239 is a prime.

It is a super-2 number, since 2×66130944312 = 87466035906646427522, 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 (6613094461) 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, 220240 + ... + 248458.

It is an arithmetic number, because the mean of its divisors is an integer number (855277650).

Almost surely, 26613094431 is an apocalyptic number.

6613094431 is a deficient number, since it is larger than the sum of its proper divisors (229126769).

6613094431 is a wasteful number, since it uses less digits than its factorization.

6613094431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36329.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 6613094431 is about 81320.9347646718. The cubic root of 6613094431 is about 1877.0171529667.

Adding to 6613094431 its reverse (1344903166), we get a palindrome (7957997597).

The spelling of 6613094431 in words is "six billion, six hundred thirteen million, ninety-four thousand, four hundred thirty-one".

Divisors: 1 29 8081 28219 234349 818351 228037739 6613094431