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3113032131 = 321157754497
BaseRepresentation
bin1011100110001101…
…0001100111000011
322000221201102021100
42321203101213003
522333414012011
61232523025443
7140100223266
oct27143214703
98027642240
103113032131
111358253130
1272a66b283
133a7c3ba61
1421762acdd
1513346ed56
hexb98d19c3

3113032131 has 24 divisors (see below), whose sum is σ = 4913975664. Its totient is φ = 1883381760.

The previous prime is 3113032127. The next prime is 3113032147. The reversal of 3113032131 is 1312303113.

It is a happy number.

3113032131 is a `hidden beast` number, since 311 + 3 + 0 + 321 + 31 = 666.

3113032131 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3113032131 - 22 = 3113032127 is a prime.

It is a super-2 number, since 2×31130321312 = 19381938097276802322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3113032031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29875 + ... + 84371.

It is an arithmetic number, because the mean of its divisors is an integer number (204748986).

Almost surely, 23113032131 is an apocalyptic number.

3113032131 is a deficient number, since it is larger than the sum of its proper divisors (1800943533).

3113032131 is a wasteful number, since it uses less digits than its factorization.

3113032131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55091 (or 55088 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3113032131 is about 55794.5528792910. The cubic root of 3113032131 is about 1460.1401208796.

Adding to 3113032131 its reverse (1312303113), we get a palindrome (4425335244).

The spelling of 3113032131 in words is "three billion, one hundred thirteen million, thirty-two thousand, one hundred thirty-one".

Divisors: 1 3 9 11 33 99 577 1731 5193 6347 19041 54497 57123 163491 490473 599467 1798401 5395203 31444769 94334307 283002921 345892459 1037677377 3113032131