Search a number
-
+
33130233101 = 7191571586621
BaseRepresentation
bin11110110110101101…
…110011110100001101
310011111220101012221102
4132312231303310031
51020322314424401
623115251512445
72251666222610
oct366655636415
9104456335842
1033130233101
1113061175539
1265072b8725
13317ca47234
141864072177
15cdd84556b
hex7b6b73d0d

33130233101 has 16 divisors (see below), whose sum is σ = 40109804160. Its totient is φ = 26731373760.

The previous prime is 33130233047. The next prime is 33130233113. The reversal of 33130233101 is 10133203133.

It is not a de Polignac number, because 33130233101 - 222 = 33126038797 is a prime.

It is a super-2 number, since 2×331302331012 (a number of 22 digits) 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 (33130233121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 772430 + ... + 814191.

It is an arithmetic number, because the mean of its divisors is an integer number (2506862760).

Almost surely, 233130233101 is an apocalyptic number.

It is an amenable number.

33130233101 is a deficient number, since it is larger than the sum of its proper divisors (6979571059).

33130233101 is a wasteful number, since it uses less digits than its factorization.

33130233101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586804.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 33130233101 its reverse (10133203133), we get a palindrome (43263436234).

The spelling of 33130233101 in words is "thirty-three billion, one hundred thirty million, two hundred thirty-three thousand, one hundred one".

Divisors: 1 7 19 133 157 1099 2983 20881 1586621 11106347 30145799 211020593 249099497 1743696479 4732890443 33130233101