Search a number
-
+
3113101131 = 37347427213
BaseRepresentation
bin1011100110001110…
…0010011101001011
322000221211220220220
42321203202131023
522333423214011
61232524321123
7140100631410
oct27143423513
98027756826
103113101131
11135829aa58
1272a6a31a3
133a7c6429a
14217648107
15133485506
hexb98e274b

3113101131 has 16 divisors (see below), whose sum is σ = 4757455104. Its totient is φ = 1773784224.

The previous prime is 3113101109. The next prime is 3113101207. The reversal of 3113101131 is 1311013113.

It is not a de Polignac number, because 3113101131 - 211 = 3113099083 is a prime.

It is a super-2 number, since 2×31131011312 = 19382797303666958322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3113101131.

It is not an unprimeable number, because it can be changed into a prime (3113102131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206320 + ... + 220893.

It is an arithmetic number, because the mean of its divisors is an integer number (297340944).

Almost surely, 23113101131 is an apocalyptic number.

3113101131 is a deficient number, since it is larger than the sum of its proper divisors (1644353973).

3113101131 is a wasteful number, since it uses less digits than its factorization.

3113101131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427570.

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

The square root of 3113101131 is about 55795.1712157961. The cubic root of 3113101131 is about 1460.1509087460.

Adding to 3113101131 its reverse (1311013113), we get a palindrome (4424114244).

The spelling of 3113101131 in words is "three billion, one hundred thirteen million, one hundred one thousand, one hundred thirty-one".

Divisors: 1 3 7 21 347 1041 2429 7287 427213 1281639 2990491 8971473 148242911 444728733 1037700377 3113101131