Search a number
-
+
3131341201 = 89197178597
BaseRepresentation
bin1011101010100100…
…0111100110010001
322002020011121121001
42322221013212101
522403110404301
61234415302001
7140411650432
oct27251074621
98066147531
103131341201
111367618a9a
1273481a901
133ab97c621
14219c35489
15134d89c01
hexbaa47991

3131341201 has 8 divisors (see below), whose sum is σ = 3182616360. Its totient is φ = 3080423808.

The previous prime is 3131341181. The next prime is 3131341223. The reversal of 3131341201 is 1021431313.

3131341201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 548262225 + 2583078976 = 23415^2 + 50824^2 .

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 3131341201 - 227 = 2997123473 is a prime.

It is a super-5 number, since 5×31313412015 (a number of 49 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3131341261) 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, 71766 + ... + 106831.

It is an arithmetic number, because the mean of its divisors is an integer number (397827045).

Almost surely, 23131341201 is an apocalyptic number.

It is an amenable number.

3131341201 is a deficient number, since it is larger than the sum of its proper divisors (51275159).

3131341201 is a wasteful number, since it uses less digits than its factorization.

3131341201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178883.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 3131341201 is about 55958.3881201022. The cubic root of 3131341201 is about 1462.9970961336.

Adding to 3131341201 its reverse (1021431313), we get a palindrome (4152772514).

The spelling of 3131341201 in words is "three billion, one hundred thirty-one million, three hundred forty-one thousand, two hundred one".

Divisors: 1 89 197 17533 178597 15895133 35183609 3131341201