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5131105255 = 52269452279
BaseRepresentation
bin1001100011101011…
…00111001111100111
3111020121002011011101
410301311213033213
541002030332010
62205053220531
7241103450353
oct46165471747
914217064141
105131105255
1121a3414361
12bb2491747
1363a073473
1436966c463
1520070273a
hex131d673e7

5131105255 has 8 divisors (see below), whose sum is σ = 6160053600. Its totient is φ = 4103066016.

The previous prime is 5131105253. The next prime is 5131105267. The reversal of 5131105255 is 5525011315.

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 5131105255 - 21 = 5131105253 is a prime.

It is a super-2 number, since 2×51311052552 = 52656482275777230050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131105253) 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, 214795 + ... + 237484.

It is an arithmetic number, because the mean of its divisors is an integer number (770006700).

Almost surely, 25131105255 is an apocalyptic number.

5131105255 is a deficient number, since it is larger than the sum of its proper divisors (1028948345).

5131105255 is a wasteful number, since it uses less digits than its factorization.

5131105255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454553.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 5131105255 is about 71631.7335752807. The cubic root of 5131105255 is about 1724.7929743847.

The spelling of 5131105255 in words is "five billion, one hundred thirty-one million, one hundred five thousand, two hundred fifty-five".

Divisors: 1 5 2269 11345 452279 2261395 1026221051 5131105255